Question 31: Given the function y = \(\sqrt x\) – 1 . If y = 5, then x equals which of the following?

15/01/2022 // by admin// Leave a Comment

Question 31: Given the function y = \(\sqrt x\) – 1 . If y = 5, then x equals which of the following?

A. 6

B. 36

C. 16

D. 25

y = \(\sqrt x\) – first

For y = 5 then \(\sqrt x\) – 1 = 5

\(\sqrt x\) = 6

x = 36

So choose answer B.

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