If y = x^2 + 3x - 5, find y when

x = - 4

the answer should be - 1 but i somehow got 23 if someone could show working out that would be appreciated

Question

Alfred

Mathematics

12 January, 21:53

If y = x^2 + 3x - 5, find y when

x = - 4

the answer should be - 1 but i somehow got 23 if someone could show working out that would be appreciated

+4

Answers (1)

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yes it is - 1

Step-by-step explanation:

you made something wrong in the power 2 where x power 2 removes the negative sign

or u didn't enter in the calc this sign ( ...) ^2

If y = x^2 + 3x - 5, find y whenx = - 4the answer should be - 1 but i somehow got 23 if someone could show working out that would be appreciated

If y = x^2 + 3x - 5, find y when

x = - 4

the answer should be - 1 but i somehow got 23 if someone could show working out that would be appreciated