Answer :
Answer:
2x^2 + 17x + 21
Step-by-step explanation:
Set up binomial multiplication square
2x(x) + 2x(7) + 3(x) + 3(7)
multiply items together to get
2x^2 + 3x + 14x + 21
Add like terms together to get your final answer
2x^2 + 17x + 21
(I dont have exponent buttons so the ^2 means squared )'