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18-09-2020
Mathematics

contestada

If (y – 1)^3 = 8, what is the value of (y + 1)^2?

Respuesta :

18-09-2020

Answer:

16

Step-by-step explanation:

Step 1: Write equation

(y - 1)³ = 8

Step 2: Find y

Cube root both sides: y - 1 = 2

Add 1 to both sides: y = 3

Step 3: Find question

(3 + 1)²

(4)²

16

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