Answer:
In Standard form it is -2y^4 + y^3 + 7y^2 + 5y + 15.
Degree 4.
Step-by-step explanation:
y³+2y(y-y³)+5y²+5y+15
= y^3 + 2y^2 - 2y^4 + 5y^2 + 5y + 15
= -2y^4 + y^3 + 7y^2 + 5y + 15
Suppose you choose a marble from a bag containing 4 red marbles, 2 white marbles, and 3 blue marbles. You return the first marble to the bag and then choose again. Find P(red then blue).
Answer:
4/27
Step-by-step explanation:
total number of marbles=9
probability of red=4/9
since you returned the first marble, the total number of marbles remains the same
prob(Blue)=(3/9)=1/3
P(red then blue)=(4/9)*(1/3)
=4/27
HELP ASAP-The girls’ soccer team won 80% of its games this season. They won 12 games. -The boys’ soccer team won 70% of its games this season. They won 14 games. How many games did each soccer team play this season?
Answer:
12 and 14
Step-by-step explanation:
15 - 20% = 12
20 - 30% = 14
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Suppose 32 allons of water came out of a pipe in 8 minutes.
What was the rate in gallons per minute?
Answer:
4 gallons per min
Step-by-step explanation:
32g per 8 mins
32 divide by 8= 4g
Suppose A and B are dependent events. If P(AIB) - 0.55 and P(B)-02, what isP(AB)?A. 0.22B. 0.11C. 0.165D. 0.275
P(AIB) =0.55
P(B)=0.2
A and B are dependent events.
applying the rule of Conditional Probability:
\(P\text{ ( A|B ) = }\frac{P\text{ ( A }\cap\text{ B)}}{P(B)}\)\(0.55\text{ = }\frac{P(A\cap\text{ B)}}{0.2}\)\(0.55\text{ (0.2) = P (AB)}\)\(0.11\text{ = P (AB)}\)So, correct answer is B. 0.22
What is the value of x? (Use only the digits 0 - 9 and the decimal point, if needed, to write the value.)
Answer:
Step-by-step explanation:
More information is needed to answer this question.
Answer:
67
Step-by-step explanation:
Is the inverse of the following conditional true?
If t<5, then t>6.
The inverse of the conditional "If t<5, then t>6" is "If t≥5, then t≤6" is not always true but true for some values of t.
What is a function?An expression, rule, or law that defines a relationship between one variable and another variable.
Let's first consider the original statement: "If t<5, then t>6."
This statement is saying that if t is less than 5, then it must be greater than 6, which is impossible since no number can be less than 5 and greater than 6 at the same time.
So the original statement is always false, no matter what value of t we choose.
So, the inverse of "If t<5, then t>6" is "If t≥5, then t≤6".
This statement is saying that if t is greater than or equal to 5, then it must be less than or equal to 6.
This statement is true for any value of t that is greater than or equal to 5 and less than or equal to 6.
Hence, the inverse of the conditional "If t<5, then t>6" is "If t≥5, then t≤6" is not always true but true for some values of t.
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Diane, Sam, and Boris served a total of 54 orders Monday at the school cafeteria. Diane served 6 fewer orders than Sam. Boris served 2 times as
many orders as Sam. How many orders did they each serve?
Number of orders Diane served:
Number of orders Sam served:
Number of orders Boris served:
Answer:
Let's denote:
- The number of orders Diane served as `D`
- The number of orders Sam served as `S`
- The number of orders Boris served as `B`
From the problem, we know:
1. `D + S + B = 54` (the total number of orders they served)
2. `D = S - 6` (Diane served 6 fewer orders than Sam)
3. `B = 2S` (Boris served 2 times as many orders as Sam)
We can substitute equations 2 and 3 into equation 1 to solve for the variables:
Substitute `D` and `B` in equation 1:
`(S - 6) + S + 2S = 54`
Combine like terms:
`4S - 6 = 54`
Add 6 to both sides:
`4S = 60`
Divide by 4:
`S = 15`
Now that we know `S = 15`, we can find `D` and `B` by substituting `S` into equations 2 and 3:
`D = S - 6 = 15 - 6 = 9`
`B = 2S = 2 * 15 = 30`
So, Diane served 9 orders, Sam served 15 orders, and Boris served 30 orders.
1.
destions. Show your wor
For a recent Broadway musical, orchestra main floor seats cost $148 each, and
balcony seats cost $65 each. A theatre group purchased 30 tickets for an upcoming
show in June. If the total cost of the 30 tickets was $2,614, how many of each type
of ticket did the theatre group buy?
Number of orchestra tickets
Number of balcony tickets
Answer:
Number of orchestra tickets = 8
Number of balcony tickets = 22
Step-by-step explanation:
Let the number of orchestra tickets be x and number of balcony tickets be y.
So, cost of x orchestra tickets = $148 × x = $148x
Cost of y balcony tickets = $65 × x = $65y
Also given, total number of tickets = 30
Cost of 30 tickets = $2,614
So, the system of equations that can ne formed is :
x + y = 30 ....eq 1
148x + 65y = 2614 ....eq 2
Multiplying eq 1 by 148 and subtracting eq 2 by it,
148x + 148y - 148x - 65y = 4440 - 2614
83y = 1826
y = 1826/83 = 22
Substituting y = 22 in eq 1,
x + 22 = 30
So, x = 30 - 22 = 8
Thus,
Number of orchestra tickets = 8
Number of balcony tickets = 22
What is 6 1/5 - 3 3/4 =
Step-by-step explanation:
Step 1: Break off 1 from 6:
6 1/5 = 5 6/5
= 5 6/5 - 3 3/4
Step 2: Subtract whole numbers:
5 - 3: 2
Step 3: Combine Fractions:
6/5 - 3/4: 9/20
Step 4: Solve:
= 2 + 9/20
ANSWER: = \(2\frac{9}{20}\)
Explanation in words:
- To solve this equation, the first step is to break off 1 from 6 and the answer will result as 5 6/5 - 3 3/4.
- To solve the equation, the second step is to subtract the whole numbers and the answer will result as 5 - 3:2.
- To solve the equation, the third step is to Combine Fractions and the answer will result as 9/20.
- To solve the equation, the last step is to solve the equation which is
2 + 9/20. After solving that the answer will led up being as 2 9/20.
Easy Steps: See Attachment
Answer:
\(2\frac{9}{20}\)
Hope this helps.
Find the Value of X.
The value of x is 33.2
What are similar triangles?Similar triangles are triangles that have the same shape, but their sizes may vary. The corresponding angles of similar triangles are congruent or equal.
Also the ratio of corresponding sides of similar triangles are equal.
Therefore;
Triangle EHG and EFG are similar
39/36 = 36/x
36 × 36 = 39x
39x = 1296
divide both sides by 39
x = 1296/39
x = 33.2
Therefore the value of x is 33.2
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Please answer the blanks
Answer:
5/6=10/12 10/12=5/6 3/12=1/4 3/4=9/12
students are trying to raise 250 for the track club. they have already made $50. how much do they need to earn to meet their goal?
Answer:
$200
Step-by-step explanation:
Answer:
$200
Step-by-step explanation:
$250 - $50 = $200
Can anyone help me? This is confusing me a lot.
Answer:
80m2 wtfffffffffffffffffffff
Help its a two part question. Big points ans I will give brainliest
The equation of the axis of symmetry of the parabola is equal to x = 4.
How to derive the equation of the axis of symmetry
In this problem we find the representation of a parabola whose axis of symmetry is parallel with y-axis. The axis of symmetry passes through the vertex of the parabola. The definitions of the vertex and the axis of symmetry are, respectively:
Vertex
(x, y) = (h, k)
Axis of symmetry
x = h
If we know that h = - 4, then the equation of axis of symmetry is x = 4.
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ach ant has 6 legs. How many legs do 3 ants have?
Ants 1 2 3
Legs 6 ?
Answer:
Step-by-step explanation:
the answer is 18 I think?
Answer:
18
Step-by-step explanation:
6 (legs) x 3 (ants) = 18 legs
It can also be represented as 6+6+6 (18)
hope this helps :)
Melissa made a school banner that is 3 yards long in a 11 over 12 yards wide what is the area of the banner
Answer:
2 3/4
Step-by-step explanation:
So area is just base X height
3 X 11/12
2 3/4
3.What was the amount of increase between the original $9 billion estimated cost
and the current $32.347 billion?
The amount of increase between the original price $9 billion and current price of $32.347 billion is 23.347 billions dollars
How to find amount of increase ?The original price or amount is 9 billion dollars.
The price later changed to $32.347 billion. This means the current price is $32.347 billion.
Therefore, the change or increase in amount can be calculated as follows;
increase = 32.347 billion - 9 billion
Hence,
amount of Increase = 23.347 billions dollars
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find 20 hours is 30 minutes
Answer:
24×20×30=14,400 minutes
d) 81 is 45% of what number
Answer:
180
Step-by-step explanation:
\(0.45x = 81\\45x = 8100\\x = 180\)
HELP PLEASE!!!
Can anyone think of a problem/story that will fit the equation:
0.9(x+5)=27
I already found the answer for x I just need a story/problem to go with it.
Lucy had a total of 0.9 pieces of a cookie, her friend gypsy gave her x pieces of a cookie and her other friend Jacob gave her 5 pieces of a cookie. What does the letter X stand for in this problem?
What is (x³-8x² + 6x +41) ÷ (x-4)
Step 1: Write the dividend and divisor:
\(\sf\:\frac{{x^3 - 8x^2 + 6x + 41}}{{x - 4}} \\ \)
Step 2: Divide the first term of the dividend by the first term of the divisor:
\(\sf\:\frac{{x^3}}{{x}} = x^2 \\ \)
Step 3: Multiply the divisor (x - 4) by the result (x^2):
\(\sf\:(x - 4) \cdot (x^2) = x^3 - 4x^2 \\ \)
Step 4: Subtract the result from the original dividend:
\(\sf\:(x^3 - 8x^2 + 6x + 41) - (x^3 - 4x^2) = -4x^2 + 6x + 41 \\ \)
Step 5: Bring down the next term from the dividend:
\(\sf\:\frac{{-4x^2 + 6x + 41}}{{x - 4}} \\ \)
Step 6: Repeat steps 2-5 with the new dividend:
\(\sf\:\frac{{-4x^2}}{{x}} = -4x \\ \)
\(\sf\:(x - 4) \cdot (-4x) = -4x^2 + 16x \\ \)
\(\sf\:(-4x^2 + 6x + 41) - (-4x^2 + 16x) = -10x + 41 \\ \)
Step 7: Bring down the next term from the dividend:
\(\sf\:\frac{{-10x + 41}}{{x - 4}} \\ \)
Step 8: Repeat steps 2-5 with the new dividend:
\(\sf\:\frac{{-10x}}{{x}} = -10 \\ \)
\(\sf\:(x - 4) \cdot (-10) = -10x + 40 \\ \)
\(\sf\:(-10x + 41) - (-10x + 40) = 1 \\ \)
Step 9: There are no more terms to bring down, so the division is complete.
Step 10: Write the final result:
The quotient is \(\sf\:x^2 - 4x - 10\\\) and the remainder is 1.
Therefore, the division of \(\sf\:(x^3 - 8x^2 + 6x + 41) by (x - 4) \\\) is:
\(\sf\:(x^3 - 8x^2 + 6x + 41) ÷ (x - 4) \\ \) \(\sf\:= x^2 - 4x - 10 + \frac{{1}}{{x - 4}} \\ \)
Find the length of the third side. If necessary, round to the nearest tenth. 8 12
The length of the third side is 14.4 units.
What is Trigonometry?Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles.
We find the third side of a triangle by using Pythagoras theorem.
In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides
8²+12²=x²
64+144=x²
208=x²
Take square root on both sides
x=14.4
Hence, the length of the third side is 14.4 units.
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Abe digs a hole at a steady rate of (meaning negative) 1.2 feet every hour.
Consider ground level to be 0.
What value represents the elevation of the hole relative to ground level after digging for 2.5 hours?
Enter your answer in the box.
Evaluate the expression:
(4 * 5)2 – 6 + 3 = (pls help)
The list price on slacks is $22, and the list price on jumpers is $37. If Petit’s Clothing Store orders 30 pairs of slacks and 40 jumpers at a discount rate of 11%, what is the trade discount on the purchase?
Step-by-step explanation:
Calculate the value of decimal equivalents of complements, net decimal equivalent and net price with the help of given data:
List price= $200
Trade discount series= 20/10
Calculate the decimal equivalents of complements using given formula:
Complements of successive discount = 
= 80% / 90%
Hence, decimal equivalent of complements are 80% / 90%.
Answer:
Trade discount = $235.40
Step-by-step explanation:
List price :
Slacks = 22
Jumpers = 37
Total amount before discount = (30 x 22) + ( 40 x 37)
= 660 + 1480
= 2140
Discount rate = 11%
So,
\(Discount \ price = 11 \% \ of \ 2140\\\\Discount \ price = \frac{11}{100} \times 2140 = 235.40\)
A drawing has a scale of 1 : 40
On the drawing, a kitchen is a rectangle measuring 14cm by 22cm.
A bedroom has an actual area of 500,000 cm ^2.
How much smaller,in cm^2 is the kitchen than the bedroom ?
Answer:
do you maybe have a picture to go with this??
A store is having a sale on jelly beans and almonds. For 3 pounds of jelly beans and 5 pounds of almonds, the total cost is $27. For 9 pounds of jelly beans and
7 pounds of almonds, the total cost is $51. Find the cost for each pound of jelly beans and each pound of almonds.
Cost for each pound of jelly beans:
Cost for each pound of almonds:
Answer:
Cost for each pound of jelly beans: $2.75
Cost for each pound of almonds: $3.75
Step-by-step explanation:
Let J be the cost of one pound of jelly beans.
Let A be the cost of one pound of almonds.
Using the given information, we can create a system of equations.
Given 3 pounds of jelly beans and 5 pounds of almonds cost $27:
\(\implies 3J + 5A = 27\)
Given 9 pounds of jelly beans and 7 pounds of almonds cost $51:
\(\implies 9J + 7A = 51\)
Therefore, the system of equations is:
\(\begin{cases}3J+5A=27\\9J+7A=51\end{cases}\)
To solve the system of equations, multiply the first equation by 3 to create a third equation:
\(3J \cdot 3+5A \cdot 3=27 \cdot 3\)
\(9J+15A=81\)
Subtract the second equation from the third equation to eliminate the J term.
\(\begin{array}{crcrcl}&9J & + & 15A & = & 81\\\vphantom{\dfrac12}- & (9J & + & 7A & = & 51)\\\cline{2-6}\vphantom{\dfrac12} &&&8A&=&30\end{array}\)
Solve the equation for A by dividing both sides by 8:
\(\dfrac{8A}{8}=\dfrac{30}{8}\)
\(A=3.75\)
Therefore, the cost of one pound of almonds is $3.75.
Now that we know the cost of one pound of almonds, we can substitute this value into one of the original equations to solve for J.
Using the first equation:
\(3J+5(3.75)=27\)
\(3J+18.75=27\)
\(3J+18.75-18/75=27-18.75\)
\(3J=8.25\)
\(\dfrac{3J}{3}=\dfrac{8.25}{3}\)
\(J=2.75\)
Therefore, the cost of one pound of jelly beans is $2.75.
Question 9 of 10
Which inequality is shown in this graph?
Answer:
c
Step-by-step explanation:
the line is going down so we know it has to be a negative slope narrowing the answer choices down to a and c but when you pick a point to check for the reigon (i used 0,0 as a basic point) only c satisfies the inequality while keeping the point , not a.
What is 35% of 200?
i will gove you brainless
Answer:
the answer is 70
Step-by-step explanation:
Find 133.5% of 413. Round to the nearest tenth.
Answer:
Step-by-step explanation:
Determine the two consecutive multiples of 10 that bracket 551
551 is between 550 and 560
555 is the midpoint between 550 and 560
As illustrated on the number line, 551 is less than the midpoint (555)
Therefore, 551 rounded to the nearest ten = 550
551 rounded to the nearest ten with a number line
Answer: 551.36
Step-by-step explanation:
“Of” means you have to multiply so multiply 133.5 and 413 and you will get 55,135.5 then you move the decimal point to the right 2 times and that will be 551.355, then since there is a five you change the other five to a 6 (5 or more raise the score 4 or less let it rest) and that will be 551.36.