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julia-pushkina [17]
2 years ago
14

Factor the expression 7x^2 + 50x + 7 (Type your answer in factored form.)

Mathematics
2 answers:
dem82 [27]2 years ago
8 0
7x^2 + 50x + 7

7x^2 + 49x+ x + 7
7x(x+7) +1(x+7)
(7x+1)(x+7)
alina1380 [7]2 years ago
3 0

Answer: (7x + 1)(x + 7)

Step-by-step explanation:

$$Factor the following:$$7 x^{2}+50 x+7$$Factor the quadratic $7 x^{2}+50 x+7$. The coefficient of $x^{2}$ is 7 and the constant term is 7. The product of 7 and 7 is 49 . The factors of 49 which sum to 50 are 1 and 49. So:\\\\ $7 x^{2}+50 x+7\\=7 x^{2}+49 x+x+7\\=7(7 x+1)+x(7 x+1)$ \\\\Factor $7 x+1$ from $7(7 x+1)+x(7 x+1)$ :$$\\\\Answer:(7 x+1)(x+7)$$

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What would the graph look like for ^
Jet001 [13]

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Step-by-step explanation:

Let's define how to interpret each symbol:

x < a  (x is strictly smaller than a, we graph this with an open circle at a, and an arrow to the left of a)

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x ≥ a (x is larger than or equal to a, we graph this with a closed circle at a, and an arrow to the right of a)

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In this case, we have the inequality:

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Then to graph this we need a closed circle at 15, and an arrow to the left. The correct option is the first one.

3 0
3 years ago
What is the area of this figure?<br>21 cm<br>5 cm<br>14 am<br>27 cm<br>22 cm<br>7 cm​
pochemuha

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I dont know

Step-by-step explanation:

5 0
3 years ago
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Step-by-step explanation:

Round each answer into easier to add numbers. 92 and 91 round down to 90. 9 rounds up to 10.

5 0
2 years ago
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Step-by-step explanation:

6 0
2 years ago
Help please explain how you got the answer
pychu [463]

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Step-by-step explanation:

Formula

V=πr²h

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Hope this helps!! :)

Please let me know if you have any questions

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