Question

Find the sum.
(12x5 - 3x¹ + 2x - 5) + (8x¹ − 3x³ + 4x + 1)

Answer 1

`\left(12x^5-3x^1+2x-5\right)+\left(8x^1-3x^3+4x+1\right)`

=> Expand

`12x^5-3x^1+2x-5+8x^1-3x^3+4x+1`

=> simplify and group like terms

`12x^5-3x^3+5x^1+6x-4`

=> simplify further

`12x^5-3x^3+11x-4`