MATHEMATICS HIGH SCHOOL

A homeowner chooses 9 of 25 plants at a nursery to landscape her front yard. Which expression gives her the number of ways she can choose the plants?9C25

9P25

25P9

25C9

Answers

Answer 1
Answer: The correct answer is 25C9

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Which binomial is a factor of 9x2 – 64?

Answers

Answer:

Factor:

9x2 – 64

=(3x+8)(3x−8)

3x – 8

Simplify 2a2b3(4a2 + 3ab2 – ab) = ? A. 8a4b3 + 6a3b5 + 2a3b4
B. 8a4b3 + 6a3b5 – 2a3b4
C. 8a4b5 + 3a3b5 – 2a3b4
D. 8a4b5 + 3a3b5 + 2a3b4

Answers

2a²b³(4a² + 3ab² - ab)
2a²b³(4a²) + 2a²b³(3ab²) - 2a²b³(ab)
8a⁴b³ + 6a³b⁵ - 2a³b⁴

The answer is B.

Which is bigger 0.78 or 0.875

Answers

0.875 is because the first digit that is different is in the tenths place and the 8 in 0.875 is larger in value than the 7 in 0.78

Hope this helps :)

Please help me with angles.

Answers

Answer:

Step-by-step explanation:

6 8/9 times 36/31 .....

Answers

Answer:

8

Step-by-step explanation:

First, convert the mixed fraction to an improper one:

\displaystyle{6(8)/(9)=(62)/(9)}

Then, multiply:

\displaystyle{(62)/(9)*(36)/(31)}

Cross-reduce:

\displaystyle{(2)/(1)*(4)/(1)}

And simplify:

\displaystyle{(8)/(1)=8}

A conference room is in the shape of a rectangle. Its floor has a length of (x − 4) meters and a width of (3x − 1) meters. The expression below represents the area of the floor of the room in square meters:(x − 4)(3x − 1)

Which of the following simplified expressions represents the area of the floor of the conference room in square meters? (5 points)


A.x2 − 13x + 4
B.3x2 − 13x + 4
C.3x2 − 11x + 4
D.x2 − 12x + 4

Answers

B. 3x^2 - 13x + 4 because you have to foil
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Helppp meee if u can plzzzzz
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