Simplify 25(frac{1}{2}) × 8(frac{-2}{3})
-
A.
1(frac{1}{4}) -
B.
2(frac{1}{4}) -
C.
6 -
D.
10
Correct Answer: Option A
Explanation
Using law of indices
25(frac{1}{2}) × 8(frac{-2}{3})
= √25 x ((sqrt[3]{8})) -2
= 5 x 2-2
= 5 x (frac{1}{2^2}) =
(frac{5}{4}) = (frac{11}{4})
Answer is A
There is an explanation video available below.