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Abby used the quadratic formula to find the zeros of the
function below. However, Abby made a mistake. What mistake
did Abby make? *

Abby Used The Quadratic Formula To Find The Zeros Of The Function Below However Abby Made A Mistake What Mistake Did Abby Make class=

Sagot :

Sammy624idn

Step 2: She did not simplify under the square root correctly

under the square root:

(-6)^2 =36

and -4(5)(-8) =160

therefore under the square root it needs to be square root of 36+160 which is square root of 196.

That answer is 14 when square rooted

View image Sammy624

Answer:

step 2

Step-by-step explanation:

(-6)^2 ≠ 36^2

(-6)^2 = 36

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