55 I think if I'm wrong sorry
Consider the line y = 7x-1.
What is the slope of a line parallel to this line?
What is the slope of a line perpendicular to this line?
Hi, there!
______
\(\begin{tabular}{c|1} \boldsymbol{Things \ to \ Consider} \\\cline{1-3} \end{tabular}\)
How are the slopes of parallel lines related to each other?How are the slopes of perpendicular lines related to each other?(1)
- The slopes of parallel lines are identical.
{The line \(\sf{y=7x-1}\) has a slope of 7}
Thus,
{The slope of the line that is parallel to the aforementioned line (whatever its equation happens to be) is \(\sf{7}\).}
(2)
- The slopes of perpendicular lines are negative inverses of each other.
The negative inverse of 7 is
\(-\dfrac{1}{7}\).
Therefore,
\(\textsc{Answers:\begin{cases} \bf{7} \\ \bf{-\dfrac{1}{7}} \end{cases}}\)
Hope the answer - and explanation - made sense,
happy studying!! \(\tiny\boldsymbol{Frozen \ melody}\)
Y-4x=9 in standard form please show your work
Answer:
y = x + 9/4 or y = x + 2 1/4
Step-by-step explanation:
y - 4x = 9
y - x = 9/4 (divide both sides by 4)
y = x + 9/4 (Add x to both sides)
1. Prove ~ (Pvq) <=> (~P^~9).
Algebra of propositional variables
2. P^ q = q^q
P v q = q v p
show that both are commutative
Based on the information, both ∧ (conjunction) and ∨ (disjunction) satisfy the commutative property.
How to explain the commutative property.It should be noted that to prove the commutativity of the logical connectives ∧ (conjunction) and ∨ (disjunction), we need to show that they satisfy the commutative property
From the truth table, both P ∧ Q and Q ∧ P have the same truth values for all combinations of truth values of P and Q. Therefore, we can conclude that P ∧ Q ≡ Q ∧ P, and ∧ (conjunction) is commutative.
In order to prove P ∨ Q ≡ Q ∨ P, we construct a truth table for both expressions. Both P ∨ Q and Q ∨ P have the same truth values for all combinations of truth values of P and Q. Therefore, we can conclude that P ∨ Q ≡ Q ∨ P, and ∨ (disjunction) is commutative.
Hence, both ∧ (conjunction) and ∨ (disjunction) satisfy the commutative property.
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what is 1 5/6−3/4 in simplest form?
The mixed fraction and fraction expression 1 ⁵/₆ - 3/4 in the simplest form will be 13/12.
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
The expression is given below.
⇒ 1 ⁵/₆ - 3/4
Convert the mixed fraction number into a fraction number. Then we have
⇒ 1 ⁵/₆ - 3/4
⇒ 11/6 - 3/4
⇒ (22 - 9) / 12
⇒ 13 / 12
The mixed fraction and fraction expression 1 ⁵/₆ - 3/4 in the simplest form will be 13/12.
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Which of the following has a graph that is wider than the graph of y = 5x² - 3?
-
y = 8x² - 10
y = 5x² + 2
y=-6x² + 1
y = 3x² + 4
The equations y = -6x² + 1 and y = 3x² + 4 both have graphs that are wider than the graph of y = 5x² - 3.To determine which equation has a graph wider than the graph of y = 5x² - 3, we need to compare the coefficients of x² in each equation.
A wider graph indicates a smaller coefficient in front of x², which means the parabola will be less steep and have a broader shape.Let's compare the coefficients:y = 8x² - 10: The coefficient is 8, which is larger than 5. Therefore, this equation does not have a wider graph than y = 5x² - 3.
y = 5x² + 2: The coefficient is 5, which is equal to the coefficient in y = 5x² - 3. Therefore, the graphs of these two equations will have the same width.
y = -6x² + 1: The coefficient is -6, which is smaller than 5. Hence, this equation has a wider graph than y = 5x² - 3.
y = 3x² + 4: The coefficient is 3, which is smaller than 5. Hence, this equation also has a wider graph than y = 5x² - 3.
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Starting with x1 = 2, find the third approximation x3 to the root of the equation x3 − 2x − 2 = 0.
Answer:
0.8989
Step-by-step explanation:
Using the Newton's Raphson approximation formula.
Xn+1 = Xn - f(Xn)/f'(Xn)
Given f(x) = x³-2x+2
f'(x) = 3x²-2
If the initial value X1 = 2
X2 = X1 - f(X1)/f'(X1)
X2 = 2 - f(2)/f'(2)
f(2) = 2³-2(2)+2
f(2) = 8-4+2
f(2) = 6
f'(2) = 3(2)²-2
f'(2) = 10
X2 = 2- 6/10
X2 = 14/10
X2 = 1.4
X3 = X2 - f(X2)/f'(X2)
X3 = 1.4 - f(1.4)/f'(1.4)
f(1.4) = 1.4³-2(1.4)+2
f(1.4) = 2.744-2.8+2
f(1.4) = 1.944
f'(1.4) = 3(1.4)²-2
f'(1.4) = 3.880
X3 = 1.4- 1.944/3.880
X3 = 1.4 - 0.5010
X3 = 0.8989
Hence the value of X3 is 0.8989
Sandro would like to retire at age 60 with an income of $1500 per month from his
retirement savings. If he is to receive these payments until he is 90 years old, what
amount would he need in his retirement savings account at age 60, if the account
earns 4.5% compounded monthly?
The amount (present value at age 60) that Sandro would neet in his retirement savings account in order to have a monthly income of $1,500 until he is 90 years old, compounded at 4.5% monthly is $296,041.74.
How the present value is computed:The present value is computed using an online fiance calculator that discounts the future withdrawals (monthly income) for a 360-months period.
End of withdrawal period = 90 years old
Beginning of withdrawal period = 60 years old
The number of years between 60 and 90 = 30 years
N (# of periods) = 360 months (30 years x 12)
I/Y (Interest per year) = 4.5%
PMT (Periodic Payment) = $-1,500
FV (Future Value) = $0
Results:
Present Value (PV) = $296,041.74
Sum of all periodic payments = $540,000 ($1,500 x 360 months)
Total Interest = $243,958.26
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Please anyone help me on this
Can you type what it says I can't see it that well.
i cant really see the question
4+4 for 100 points brainlyist to first answer
Answer:
8
Step-by-step explanation:
plz me
Answer:
4+4=8
Step-by-step explanation:
.................
What is the square route of 16?
Answer:
4
Step-by-step explanation:
4² = 16
For the following vectors, (a) find the dot product v•w ; (b) find the angle between v and w , (c) state whether the vectors are parallel, octagonal, or neither. V=-3i-4j, w=6i+8j
A- v•w
B-the angle between v and w is theta ^•?
C- the vectors v and w are?
How much is Sam's 11% commission on $350,000 in sales?
Answer:
$38,500
Step-by-step explanation:
350000 x .11 = 38500
the dice was thrown 35 times and following numbers were obtained prepare frequency table51423266142545361526254132141626333
This table shows the frequency of each number obtained after throwing the die 35 times
How to prepare frequency tableTo prepare a frequency table based on the numbers obtained from throwing a die 35 times, we can list the numbers from 1 to 6 and count the frequency of each number.
Numbers: 1, 2, 3, 4, 5, 6
Frequency: 5, 14, 6, 4, 5, 1
Based on the given numbers, the frequency table would look like this:
Number | Frequency
1 5
2 14
3 6
4 4
5 5
6 1
This table shows the frequency of each number obtained after throwing the die 35 times.
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Can somebody help me please
93,101,109,117,125,133,141,149,157,165
Hhhhhheellllppppppp asap
Answer:
A
Step-by-step explanation:
Answer:
i think A is the answer
Step-by-step explanation:
5.5 is worth more than 5.05 is this is not what ur asking plz clarify :)
5. You buy a boat for $35,000 that * 10 points
depreciates in value at about 17%
per year. How much will it be worth
in 3 years?
Your answer
Answer:
9000
Step-by-step explanation:
100% - 26% as a percentage and decimal
Answer: 1- 26%
Step-by-step explanation:
just divide 100 by 100 and remove the % sign :)
What's the decay rate?A) 0.9%B) 90%C) 0.1%D) 10%(I put the answer choises and question in here since they would not fit good with a picture)
We are given the following function which models the decline of a population.
\(y=6.5(\text{0}.9)^x\)The standard form of such a population decay function is given by
\(y=a(b)^x\)Where a is the initial population, b is the decay rate and x is the time period.
The decay rate is greater than 0 and less than 1
Comparing the given function with the standard form, we see that the decay rate is 0.9
In percentage, the decay rate is 90%
\(b=0.9\times100=90\%\)Therefore, the decay rate of the function is 90%
(Diversifying Portfolios MC)
worth points)
Name of Stock Symbol High Low Close
Stock A
105.19 103.25 103.38
Stock B
145.18 143.28 144.05
A
B
Last year, an investor purchase
difference in overall loss or ga
O The difference in overall gain is $207.00.
O The difference in overall loss is $207.00.
O The difference in overall loss is $200.70.
O The difference in overall gain is $200.70.
shares of stock A at $90 per share and 75 shares of stock B at $145 per share. What is the
ween selling at the current day's high price or low price?
The difference in overall gain between selling stock A at the current day's high price or low price and selling stock B at the current day's high price or low price is $239.50.
To determine the difference in overall gain or loss between selling stock A at the current day's high price or low price and selling stock B at the current day's high price or low price, we need to calculate the selling prices of the stocks.
Stock A:
High price = $105.19
Low price = $103.25
Close price = $103.38
Stock B:
High price = $145.18
Low price = $143.28
Close price = $144.05
The investor purchased 50 shares of stock A at $90 per share and 75 shares of stock B at $145 per share.
To calculate the selling prices, we need to multiply the number of shares by the respective selling price.
Selling price of stock A at the high price: 50 shares \(\times\) $105.19 = $5,259.50
Selling price of stock A at the low price: 50 shares \(\times\) $103.25 = $5,162.50
Selling price of stock B at the high price: 75 shares \(\times\) $145.18 = $10,888.50
Selling price of stock B at the low price: 75 shares \(\times\) $143.28 = $10,746.00
Now, let's calculate the difference in overall gain or loss:
Difference in overall gain = Selling price at the high price - Selling price at the low price
= ($5,259.50 + $10,888.50) - ($5,162.50 + $10,746.00)
= $16,148.00 - $15,908.50
= $239.50
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Complete the equation to show how to use the distributive property to express the sum of 30 + 45
with a greatest common factor
30 + 45 = ____ ( ____ + ____ )
Answers
15(2 + 3)
5(6 + 9)
75
1,350
I need help please.
Answer:
B
Step-by-step explanation:
The figure below shows a rectangular field.
a) The Area is 1776 square yards and Perimeter is 196 yards.
b) The field will be covered by artificial turf is given by Area.
c) Salma will walk around the field given by Perimeter.
What is Area?Area is the entire amount of space occupied by a flat (2-D) surface or an object's shape. The area of a plane figure is the area that its perimeter encloses. The quantity of unit squares that cover a closed figure's surface is its area.
Given:
a) Area of Field = l x w
= 24 x 74
= 1776 square yards
Perimeter of field = 2(l + w)
= (24+ 74) x 2
= 98 x 2
= 196 yards
b) The field will be covered by artificial turf is given by Area.
c) Salma will walk around the field given by Perimeter.
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The Question attached here seems to be incomplete, the complete question is
The figure below shows a rectangular field. (a) Use the calculator to find the area and perimeter of the field. Make sure to include the correct units. Area: Perimeter: (b) The field will be covered by artificial turf. Which measure would be used in finding the amount of turf needed? Perimeter Area (c) Salma will walk around the field. Which measure would be used in finding how long it will take? Perimeter Area
81a^2x+9a^2y-90bx-10by
The graph shows the relationship between the cost of some tornatoes and the weight of the roanatoes in pounds,Tomato Prices1412108Price (in dollars)2.0 121 516 6 10Wolght(In pounds)Which function best represents the relationship in the graph,Y-1.24y5164Y-3/5%y-0.65,
y = 1.2x (option A)
Explanation:
the relationship of the price of tomatoes to the weight is proportional one.
A proportional relationship is in the form of y = kx
where k = constant of proportionality
our k here, is the rate of change of tomato price to the weight.
we can pick any two points to find the change
Using points: (weight, price) = (0, 0) and (10, 12)
Rate of change = change in price/change in weight
Rate of change = (12 - 0)/(10-0)
= 12/10 = 1.2
We insert the value of k in to the formula:
y = 1.2 × x = 1.2x
The function that best represents the relationship in the graph: y = 1.2x (option A)
I NEED HELP!!!! I DONT UNDERSTAND WHAT TO DO SO IF YOU COULD SOLVE IT FOR ME THAT WOULD BE GREAT!!! THXXXX
The measure of the angles are:
∠1 = 90
∠2 = 90
∠3 = 132
We have,
The angle between the tangent and the radius of a circle is 90.
So,
∠1 = 90
∠2 = 90
And,
48 + 90 + 90 + ∠3 = 360 ______(1)
Solve for ∠3 from (1).
48 + 90 + 90 + ∠3 = 360
48 + 180 + ∠3 = 360
∠3 = 360 - 228
∠3 = 132
Thus,
The measure of the angles are:
∠1 = 90
∠2 = 90
∠3 = 132
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3. In a room, there were 9 boys and 12 girls. The ratio of girls to boys is
A. 9 to 12
B. 12:9
C. 12:21
D. 21 to 9
Drew wants to buy sports equipment that costs $140. The sales tax is 8%. What is the total cost of the equipment with the tax?
Answer: $151.20
Step-by-step explanation: 8 percent of 140. Add this number to 140.
\(\frac{x}{140} = \frac{8}{100}\)
100x=112
x=11.2
Simplify (2x-3)(5x squared-2x+7)
To simplify the expression (2x-3)(5x^2-2x+7), we can use the distributive property.
First, multiply 2x by each term inside the second parentheses:
2x * 5x^2 = 10x^3
2x * -2x = -4x^2
2x * 7 = 14x
Next, multiply -3 by each term inside the second parentheses:
-3 * 5x^2 = -15x^2
-3 * -2x = 6x
-3 * 7 = -21
Combine all the resulting terms:
10x^3 - 4x^2 + 14x - 15x^2 + 6x - 21
Now, combine like terms:
10x^3 - 19x^2 + 20x - 21
So, the simplified expression is 10x^3 - 19x^2 + 20x - 21.
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- 2x² + 9x + 15 = 0
Answer:
x1= -1.29436 x2= 5.79436
Step-by-step explanation:
whoever answers it correct first gets brainlest
Answer:
f(x)=x+1 ok
please mark me as brainlest