Question (7/85)
Given that `X = (10)^0.48` and `Y = (10)^0.70` , then what is the approximate value of Z in expression `X^Z = Y^2`(A)  1.45
(B)  1.88
(C)  2.9
(D)  3.7
Question (8/85)
If `X = 3 + 2 sqrt(2)` , then what is value of `sqrt(X) - 1/(sqrt(X))`(A)  1
(B)  2
(C)  3
(D)  4