Question

Question 10(Multiple Choice Worth 5 points) (09.04 MC) If (x + 1)2 = 55, what is the approximate positive value of x? 2.71 5.42 6.42 7.35

Answer 1

the answer is 6.4 :)

Answer 2

x ≈ 6.4

(x + 1)^2 = 55

x + 1 = √55

x = √55 - 1

x ≈ 6.4