Question

•Expand 3xy (x²+2x-8)

Answer 1

3x³y + 6x²y - 24xy

Explanation:

you must multiply each of the three terms inside the parentheses by the term 3xy

when multiplying with exponents, you must add the exponents together

so, 3xy(x²) = 3x³y

3xy(2x) = 6x²y

3xy(-8) = -24xy