danna574 danna574

12-06-2020
Mathematics

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find the value of this expression if x=-7 x^2+5/x+1

find the value of this expression if x7 x25x1 class=

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starlitmoon starlitmoon

12-06-2020

Answer:

-9

Step-by-step explanation:

Substitute -7 for x. So we get ((-7)^2+5)/(-7+1). We start with the exponent. (-7)^2 is 49. Then we add 5 to that, and get 54. -7+1 is -6. So we have 54/-6, which is equal to -9.

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