Harry solved a quadratic equation. His work is shown below. In which step did Harry make an error? (x - 5)² + 6 = 42 (x - 5)^2 = 36 Step 1 x- 5 = 6 step 2 x = 11 Step 3 Choose 1 answer: Step 1 Step 2 Step

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asked Apr 14, 2022 30.9k views

4 votes

Harry solved a quadratic equation. His work is shown below.

In which step did Harry make an error?
(x - 5)² + 6 = 42
(x - 5)^2 = 36 Step 1
x- 5 = 6 step 2
x = 11 Step 3
Choose 1 answer:
Step 1
Step 2
Step 3

Harry solved a quadratic equation. His work is shown below. In which step did Harry-example-1

Mathematics
high-school

Borichellow asked

by Borichellow

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2 Answers

2 votes

Answer:

x = 11 or x = -1

Explanation:

(x-5)^2 = 36

(x-5) = 6 or (x-5)= -6

then x = 11 or x = -1

Hayley Guillou answered Apr 15, 2022

by Hayley Guillou

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3 votes

Answer:

Step 2

Explanation:

PapaLazarou answered Apr 21, 2022

by PapaLazarou

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