Question

Please help me with this​

Answer 1

- 8

Explanation:

`\sqrt[4]{81} - 8 \sqrt[3]{343} + 15 \sqrt[5]{32} + √(225)`

Calculate the root

`3 - 8 \sqrt[3]{343} + 15 \sqrt[5]{32} + √(225)`

Calculate the cube root

`3 - 8 * 7 + 15 \sqrt[5]{32} + √(225)`

Calculate the root

`3 - 8 * 7 + 15 * 2 + √(225)`

Calculate the square root

`3 - 8 * 7 + 15 * 2 + 15`

Multiply the numbers

`3 - 56 + 30 + 15`

Calculate the sum or difference

`- 8`

Hope this helps...

Good luck on your assignment..

Answer 2

-779.0747305. its the answer