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Artyom0805 [142]
3 years ago
6

WILL MARK BRAINLIEST TO FIRST PERSON THAT ANSWERS THIS CORRECTLY!!

Mathematics
1 answer:
Tpy6a [65]3 years ago
5 0
He read 28 pages an hour.First multiply 15 and 4 to get 60 minutes because that equals and hour.Since he reads 7 pages every 15 minutes multiple 7 pages times 4 to get 28 pages an hour.Hope this helps!Have a good day!
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I have a question about polynomial division it is in the picture
Cloud [144]

To answer this question, we have to do the long division process for polynomials. We can do the operation as follows:

To do this division process, we have:

1. Divide the first term of the dividend by the first element of the divisor. They are:

\frac{-4x^3}{4x^2}=-x

2. Now, we have to multiply this result by the divisor, and the result will change its sign since we have to subtract that result from the dividend as follows:

-x\cdot(4x^2_{}-4x-4)=-4x^3+4x^2+4x

And since we to subtract this result from the dividend, we end up with:

-(-4x^3+4x^2+4x)=4x^3-4x^2-4x

3. Then we have the following algebraic addition:

\frac{\begin{cases}-4x^3+24x^2-15x-15 \\ 4x^3-4x^2-4x\end{cases}}{20x^2-19x-15}

4. Again, we need to divide the first term of the dividend by the first term of the divisor as follows:

\frac{20x^2}{4x^2}=5

5. And we have to multiply 5 by the divisor, and the result will be subtracted from the dividend:

5\cdot(4x^2-4x-4)=20x^2-20x-20

Since we have to subtract this from the dividend, we have:

-(20x^2-20x-20)=-20x^2+20x+20

6. And we have to add this algebraically to the dividend we got in the previous step:

\frac{\begin{cases}20x^2-19x-15 \\ -20x^2+20x+20\end{cases}}{x+5}

And this is the remainder of the division, x + 5.

As we can see from the division process, we got as:

1. The quotient: -x + 5

q=-x+5

2. The remainder: x + 5.

R=x+5

Since we have that the dividend = divisor * quotient + remainder.

Therefore, the result for this division is:

-4x^3+24x^2-15x-15=(4x^2-4x-4)\cdot(-x+5)+(x+5)

4 0
1 year ago
A gallon of paint covers 825 square
Maksim231197 [3]

Answer:

8 gallons

Step-by-step explanation:

1 gallon → 825 sq. feets

X Gallons → 6600 sq. feets

X=6600÷825= 8

5 0
4 years ago
Read 2 more answers
1<br> Use f(x) = ½ x and ƒ˜¹(x) = 2x to solve the problems.<br> f(2)=<br> f¹1)=[<br> f(f(2)) =
liq [111]

Answer:

f(2) = 1

(1) = 2

(f(2)) = 2

Step-by-step explanation:

f(x) = x

(x) = 2x

f(2) = (2)

f(2) = 1

(1) = 2(1)

(1) = 2

(f(2)) = 2((2))

(f(2)) = 2(1)

(f(2)) = 2

7 0
2 years ago
What is 0.63333333333333333333333333333333333333333333333333333 as a fraction
zimovet [89]
6 1/3 My bad, didn't realise it lol.
3 0
3 years ago
Read 2 more answers
But his teacher that he needed to measure the height of a building in which his classroom is located he backs away from the buil
zzz [600]

Answer:

<h2>IT'S 22 JUST FOUND OUT </h2>

Step-by-step explanation:

4 0
3 years ago
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