Question

Please reply with solution

Answer 1

Option (B)

Step-by-step explanation:

1+ √7 = z - 3

z = 4+ √7

add 3 on both sides & take square on both sides :/

(z + 3)^2 = (7+√7)^2 = 49 + 7 + 14√7

(z +3)^2 = 56 + 14√7 = 14(4 + √7)

option (B) is correct