Question

(ii)
ן
(
Solve 11-Jx+4 = 0 for real

Question for 1 B)

Answer 1

x = 117

Explanation:

Given

11 -
`√(x+4)` = 0 ( subtract 11 from both sides )

-
`√(x+4)` = - 11 ( square both sides )

(-
`√(x+4)` )² = (- 11)²

x + 4 = 121 ( subtract 4 from both sides )

x = 117