Question

Simplify 4th root 81 minus 8 into 3rd root 343 plus 15 into 5th root 32 plus root 225

Answer 1

Step-by-step explanation:

(81)^1/4 - 8(343)^1/3 +

15(32)^1/5 + (225)^1/2

= (3^4)^1/4 - 8(7^3)^1/3 +

15(2^5)^1/5 + (15^2)^1/2

= 3 - 56 +30 + 15

= - 8 ✓✓✓✓

hope it's helpful