Curioustab

Home » Aptitude » Surds and Indices

(256)0.16 x (256)0.09 =?

4
16
64
256.25

Correct Answer: 4

Explanation:

(256) ^0.16 x (256) ^0.09 = (256) ^{(0.16 + 0.09)}

= (256)^0.25

= (256)^(25/100)

= (256)^(1/4)

= (4⁴)^(1/4)

= 4^4(1/4)

= 4¹

= 4

← Previous Question Next Question→

More Questions from Surds and Indices

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion