3 years ago

I hope this will be able to help me.

Mathematics

1 answer:

Sidana [21]3 years ago

8 0

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A contractor is installing tiles on a floor that measures 132 x 216 inches. If each tile measures 4 x 4 inches, how many tiles w

Kay [80]

Answer:

1782 tiles

Step-by-step explanation:

Given that:

Dimension fo floor = 132 x 216 inches

Area of floor = 132 * 216 = 28512 in²

Dimension of tiles = 4 * 4 inches

Area of tiles = 4 * 4 = 16 in²

Number of tiles needed to cover floor :

Area of floor / Area of tiles

28512 in² / 16 in²

= 1782 tiles

5 0

3 years ago

What is the product of the polynomials shown below?

Sindrei [870]

Answer:

B. 14x^3+39x^2+18x+20

Step-by-step explanation:

Given polynomials are:

$(7x^2+2x+4)(2x+5)\\For\ product\\(2x+5)(7x^2+2x+4)\\= 2x(7x^2+2x+4)+5(7x^2+2x+4)\\= 14x^3+4x^2+8x+35x^2+10x+20\\Combining\ alike\ terms\\= 14x^3+4x^2+35x^2+8x+10x+20\\=14x^3+39x^2+18x+20$

The product of given polynomials is:

14x^3+39x^2+18x+20

Hence, Option B is correct ..

8 0

4 years ago

Read 2 more answers

Factor the trinomial x^2 - 16x +63

Butoxors [25]

Factor the following:
x^2 - 16 x + 63
The factors of 63 that sum to -16 are -7 and -9. So, x^2 - 16 x + 63 = (x - 7) (x - 9):
Answer: (x - 7) (x - 9)

3 0

3 years ago

The difference between 783 and 529

erastovalidia [21]

Answer:

254

Step-by-step explanation:

If you subtract both numbers, you will find the answer is 254

8 0

2 years ago

For which value of c will the equation 2x-5=2x-c have an infinite number of solutions?

Vesnalui [34]

There will be infinite answers for x if the equation if the same on both sides, so c=5

5 0

3 years ago