Question

$\sqrt[4]81 + \sqrt[3]216 - 15 \sqrt[5]32 + \sqrt{225} {?}$
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Answer 1

Answer:

= 0

Step-by-step explanation:

$\sqrt[4]{81} + \sqrt[3]{216} + - 15 \sqrt[5]{32} + \sqrt{225}$

(81)^1/4 + (216)^1/3-15(32)^1/5+(225)^1/2

(3^4)^1/4 + (6^3)^1/3 -15(2^5)^1/5 + (225)^1/2

3+6-20+15

20-20

0

Concepts used :

(a^n)^m = a ^ mn