2(c+3d) (c-d)
algebra

Answers

Answer 1

Answer:

Step-by-step explanation:

Is there any sign of addition or subtraction between (c + 3d) and (c - d) or we have to just multiply

If we have to multiply then

2(c + 3d) (c - d)

= 2(c2 - cd + 3cd - 3d2)

= 2(c2 + 2cd - 3d2)

= 2c2 + 4cd - 6d2


Related Questions

What value of x is in the solution set of 3(x – 4) ≥ 5x + 2? Group of answer choices -5 10 5 -10

Answers

Answer:

Step-by-step explanation:

3(x – 4) ≥ 5x + 2

3x - 12  ≥  5x + 2  

      -12 ≥  5x - 3x + 2

      -12≥  2x + 2

-12  - 2 ≥  2x

     -14 ≥  2x

   -14/2 ≥  x

     -7 ≥ x

So, value of x from the answer choices will be (-10)

-7 ≥  -10

How much will be charged in prepaid interest on a $250,000 loan with an APR of 5.25% that was closed on April 12th

Answers

The amount that will be charged in prepaid interest on a $250,000 loan with an APR of 5.25% closed on April 12th is $9,457.19.

What is the APR?

The APR represents the annual percentage rate.

The annual percentage rate is the interest rate for the year, including other finance charges.

To compute the interest, the annual percentage rate is multiplied by the loan amount and the period divided by 365 days.

Loan amount = $250,000

Annual percentage rate (APR) = 5.25%

Loan closing date = April 12th

April 12th to December 31st = 263 days

Interest for the year = $9,457.19 ($250,000 x 5.25% x 263/365)

Thus, for the year, the interest is $9,457.19.

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Please help me solve this fast!

Please help me solve this fast!

Answers

Answer:

1) 7/8     8/7

2) 4.4

3) 3.7

4) 2.8

Step-by-step explanation:

Length of bottom side of Figure A: 8 cm

Length of bottom side of Figure B: 7 cm

From Figure A to Figure B, the scale factor is 7/8.

7/8

8/7

5 × 7/8 = 35/8 = 4.375

4.4

3.2 × 8/7 = 3.657...

3.7

3.2 × 7/8 = 2.8

2.8

Please help me to do this i really need it.
First correct Answer gets Brainliest.

Please help me to do this i really need it.First correct Answer gets Brainliest.

Answers

Answer:

Step-by-step explanation:

-3≤ x = graph 6

-3 > x = graph 3

x≥ 3 = graph 2

x ≤ 3 = graph 4

3 > x = graph 1

x > 3 = graph 5

the closed circles means greater/less than or equal to

the open circle means greater/less than

the direction of the arrow tells you if the number is greater than x or less than x


Fill in the green box.

Fill in the green box.

Answers

Answer:

y=6

solution,

Similar Right triangles:

\( \frac{c}{h} = \frac{h}{d} \\ {h}^{2} = cd \\ {y}^{2} = 4 \times 9 \\ {y = 36 }^{2} \\ y = \sqrt{ {(6)}^{2} } \\ y = 6\)

Hope this helps..

Good luck on your assignment..

Fill in the green box.

Answer:whats the measure of x i really need help

Step-by-step explanation:

Can you help me with this question please

Can you help me with this question please

Answers

Answer:

34

Step-by-step explanation:

Answer:

34 just subtract

Step-by-step explanation:

Solve the inequality.

Question 1
3y≤−9
The solution is

Answers

The solution of the given inequality is y ≤ -3.

The given inequality is -

3y ≤ −9

We have to solve this given inequality.

Now, we have the inequality as -

3y ≤ −9

=> y ≤ -3

Thus, the solution of the given inequality is y ≤ -3.

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Points A and B are on opposite sides of a lake. Another point, C. is 94.4 meters from Angle A. The measure of Angle A is 72° and the measure of Angle C is 30°. Find the distance between A and B.

Answers

To find the distance between points A and B, we can use trigonometry and the given information.

Let's label the distance between A and B as "d". We know that point C is 94.4 meters away from point A. From angle A, we have the measure of 72°, and from angle C, we have the measure of 30°.

Using trigonometry, we can use the tangent function to find the value of "d".

tan(72°) = d / 94.4

To solve for "d", we can rearrange the equation:

d = tan(72°) * 94.4

Using a calculator, we can evaluate the expression:

d ≈ 4.345 * 94.4

d ≈ 408.932

Therefore, the distance between points A and B is approximately 408.932 meters.

The angles in a triangle represented by x, 3x, and 6x. What is the value of x?
A.20
B.30
C.18
D.36

Answers

Answer:

18

Step-by-step explanation:

The sum of the angles of a triangle is 180

x+3x+6x = 180

10x = 180

Divide by 10

10x/10 =180/10

x = 18

if f(x)=x2-x , show that f(x+1) =f(-x) topic domain and range

Answers

f(x+1):-

(x+1)²-xx²+2x+1-xx²+x-1

f(-x)

(-x)²-(-x)x²+x

LHS≠RHS

Evaluate the mean of each data set mentally.
61, 71, 81, 91, 101

Answers

Answer:

10

Step-by-step explanation:

they each go by ten

What is the meaning of "every chain is a directed family"?

What is the meaning of "every chain is a directed family"?

Answers

The statement "every chain is a directed family" can be considered to denote  that for any given chain of subsets of a set S, it can also be considered a directed family of subsets of S.

What is a subset?

In mathematics, set A is a subset of a set B if all elements of A are also elements of B; B is then a superset of A.

In some cases, it can be possible for A and B to be equal; if they are unequal, then A is a proper subset of B.

In the above mathematical expression,  every chain as shown satisfies the two conditions of a directed family:

A directed subset of a poset is not required to be downward closedA subset of a poset is directed if and only if its downward closure is an ideal

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Which function represents a quantity growing exponentially?


A y = 2(0.5)

В y = 0.5(2)

C y = 2(0.5)2X

D y = 6)​

Answers

Answer: c

Step-by-step explanation:

two-thirds of the quantity 63 less than y

Answers

Answer:

y - 2/3 * 63 or y - 42

Step-by-step explanation:

two-thirds of the quantity 63: 2/3 * 63

two-thirds of the quantity 63 less than y: y - 2/3 * 63 = y - 42

|5.9| + |-22|
Hope you can answer

Answers

27.9

the lines on the outside are absolute value bars meaning anything on the inside is positive. making |5.9| = 5.9 and |-22|= 22.
5.9+22= 27.9

hope this helps :’)

Answer:

27.9

Explanation:

As you can see they both have an absolute value because they are both in between the 2 lines. So you have to change both of them into a positive number. You would get 5.9+22 which would equal 27.9

The graph below shows the solutions to which inequality?

A. x^2-3x+3 ≥0
B. x² + 3x-3 <0
C. x²-3x+3<0
D. x² + 3x-3>0

The graph below shows the solutions to which inequality?A. x^2-3x+3 0B. x + 3x-3 &lt;0C. x-3x+3&lt;0D.

Answers

The inequality expression that corresponds to the solution of the inequality graph is x² + 3x - 3 < 0.

option B.

What is the solution of the inequality?

The inequality expression that corresponds to the solution of the inequality graph is determined by simplifying the equations as follows;

The solution of the graph,

x > -4 and x < 1

The first equation with "≥" is ruled out because the graph doesn't have a thick dot.

Let's simplify the second expression;

x² + 3x - 3 < 0

solve using quadratic formula;

x > -3.79 or x < 0.79

The third expression is ruled out since its solution will be complex.

For the last expression;

x² + 3x - 3 > 0

x < -3.79 or x > 0.79

Thus, the correct inequality expression is x² + 3x - 3 < 0.

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Write the standard form of the equation of the line that goes through the
points of (-3,2) and (0,-1)

Answers

Answer: The standard form of the equation of the line that goes through the points of (-3,2) and (0,-1) is x + y = -1,

Step-by-step explanation:

To find the standard form of the equation of the line that goes through the points (-3,2) and (0,-1), we first need to find the slope (m) of the line using the slope formula:

m = (y2 - y1) / (x2 - x1)

where (x1, y1) = (-3, 2) and (x2, y2) = (0, -1)

m = (-1 - 2) / (0 - (-3)) = -3 / 3 = -1

Next, we can use the point-slope form of the equation of a line:

y - y1 = m(x - x1)

where (x1, y1) = (-3, 2) and m = -1

y - 2 = -1(x - (-3))

y - 2 = -x - 3

y = -x - 1

This is the equation of the line in slope-intercept form, where the slope is -1 and the y-intercept is -1. To write it in standard form, we need to move the x term to the left-hand side and write the equation in the form Ax + By = C:

x + y = -1

Therefore, the standard form of the equation of the line that goes through the points of (-3,2) and (0,-1) is x + y = -1.

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Which is the better buy?
3,805 pounds of cement for $266.35 or
5 tons of cement for $1,400.00

Answers

Answer:

3,805 pounds of cement for $266.35 is a better buy

Step-by-step explanation:

3,805 pounds of cement for $266.35

266.35 : 3,805= 0.07

check your work:  3,805 x 0.07 = 266.35

so for the first offer you will be paying $0.07 per pound

5 tons of cement for $1,400.00

1 ton = 2000 pounds

5 tons = 10000 pounds

1,400.00 : 10000 = 0.14

for the second offer you will be paying $0.14 per pound of cement. 3,805 pounds of cement for $266.35 is a better buy because you will be paying half of the price for each pound.

hope this helps!

At CVS, the tax paid was $2.45, which was 7% of the cost. What was the cost of the items purchased?

Answers

Answer:

2.2785 this is most likely to be the answer

What Did the Baby Porcupine Say
When It Backed Into a Cactus?
each

Answers

Answer:

As baby porcupine is backed into cactus, so the spines of cactus will feel like spines of mother porcupine. So the baby porcupine will give  call to its mother.

Step-by-step explanation

He said hi Ma.


What is the range for this set of data?
38 17.55 40
O 2
O38
O39
O72

Answers

Answer:

The original price of the shirt is simply the sum of the purchased price and the discount price, that is:

original price = $17.55 + $5.85

original price = $23.40

The equation that best model this scenario is:

x - 5.85 = 17.55

where x is the original price

Step-by-step explanation:

(82 - 60) + [(-3 × 4) - 36 ÷ 4] Please explain how you got your answer with all the steps.

Answers

Answer:

1

Step-by-step explanation:

(82 - 60) + [(-3*4) - 36÷4]

22 + [(-12) - 36÷4] <-- Do (82-60) and (-3*4) first

22 + (-12 - 9) <-- Do 36÷4

22 + (-21)

22 - 21

1

The function graphed is of the form y=a sin bx or y=a cos bx, where b>0. Determine the equation of the graph.

The function graphed is of the form y=a sin bx or y=a cos bx, where b&gt;0. Determine the equation of

Answers

Since for x = 0 the equation is different from 0, we can conclude that the equation has the form of:

\(y=a\cos (bx)\)

Where:

a = Amplitude

b = Angular frequency

The angular frequency is:

\(b=\frac{2\pi}{T}\)

Where:

T = Period

From the graph the period is:

\(\begin{gathered} T=4\pi \\ so\colon \\ b=\frac{2\pi}{4\pi} \\ b=\frac{1}{2} \end{gathered}\)

Since the minimum value of the function is -4 we can conclude that the amplitude is 4, but the function is negative since it is reflected across the x-axis, therefore, the equation of the function is:

\(y=-4\cos (\frac{1}{2}x)\)

The function graphed is of the form y=a sin bx or y=a cos bx, where b&gt;0. Determine the equation of

f^-1(x)= -3+^3 squareroot x+4 is the inverse function of f(x)= (x-3)^3 +4 true or false

Answers

that the answer is true

describe using their angles please​

describe using their angles please

Answers

Answer:

equilateral triangle is a triangle in which all 3 sides have the same length

The sum of two numbers is -50. Their difference is - 10. Find the numbers.
The smaller number is:
The larger number is:​

Answers

Answer:

Larger is -30

Smaller is -20

Step-by-step explanation:

-50/2 = -25

difference is -10

add 5 to one number minus 5 from the other

so

-25 - 5 = -30

-25 + 5 = -20

Hope this helps :)

Answer:

be careful how you answer this

the larger number (y) = - 20

the smaller number (x) = - 30  

Think money. Which would you rather be: 20 dollars in the hole or 30 dollars.

Step-by-step explanation:

x + y = -50

x - y =  -10                             Add

2x = - 60                               Divide both sides by 2    

2x/2 = -60/2                         Do the division

x = - 30

=============

-30 - y = - 10                         Substitute - 30 for x in the second equation

-30+30- y = -10 + 30            Add 30 to both sides

-y = +20                                Divide by -1 on both sides

y = - 20

10÷what equals 67.50

Answers

Answer:

0.15

Step-by-step explanation:

10/x=67.50

10=x*67.5

10/67.5 = x

x=0.14814814814

10. Leo runs the 100-meter dash in 19.305
seconds. Explain and show how you can
write an expression in expanded form
for the decimal that shows more than 0
hundredths.

Answers

The expanded form of the expression is 10 + 9 + 0.3 + 0.00 + 0.005

How to write in expanded form ?

He runs the 100 meters dash in 19.305 seconds.

Therefore, the seconds he runs the race can be represented in expanded form as follows:

Expanded form is a way to write a number by adding the value of its digits.

We can use a place value chart to think of the value of a number's digits.

Therefore,

19.305 in expanded form is as follows:

19.305 = 10 + 9 + 0.3 + 0.00 + 0.005

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Which exponential equation is e
quivalent to the logarithmic equation below? log=200 a

A. 200 = 10
B. 200¹0 = a
C. a¹0 = 200
D. 10 = 200 SUBMIT​

Answers

The exponential equation a¹⁰ = 200 is equivalent to the logarithmic equation Log = 200 a.

Which rule of logarithms should we use here?

The rule of logarithms that we should use here is given below:

\(\log \text{x} = \text{a} \iff 10^{\text{a}} = \text{x}\)

We can find the equivalent exponential equation below:

The given expression is Log = 200 a.

We can follow the rule log x = a ⇔ 10^a = x to convert this logarithmic equation to an exponential one.

Log = 200 a can be rewritten as a¹⁰ = 200

Therefore, we have found that the exponential equation a¹⁰ = 200 is equivalent to the logarithmic equation Log = 200 a.

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T(x,y,z)=x^2yz^3 với M(1,1,1)

Answers

Answer:

A= (2xy^2)^3. (-1/2x^2yz) (gạch chéo là phần)

B=(-4x3y2z)(  x2y3)3xy

Step-by-step explanation:

ok :)

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