Question

Perform the operation (4x^2+8)+8x^2-5x+2)

Plz help

Answer 1

12
`x^(2)`-5x+10

4
`x^(2)`+8+8
`x^(2)`-5x+2

( group like terms )

4
`x^(2)`+8
`x^(2)`-5x+8+2

( add 8+2 )

4
`x^(2)`+8
`x^(2)`-5x+10

Add similar elements :4
`x^(2)`+8
`x^(2)`=12
`x^(2)`

12
`x^(2)`-5x+10

Explanation: