Question

If y = 10-2 times the square root of x + 11 , then what is the value of y when x = 25

Answer 1

y = 48

Explanation:

according to the question,

y = (10 - 2)(√x + 11)

for x = 25

y = (8)(√25 + 11)

= 8(√36)

= 8(6) = 48