Question

I need help with these questions

Answer 1

1) First you would multiply 3 × -4 which gives you -12

You add exponents when multiplying.

So, x^2 +x^3 = x^5 and y^3 +y^4 = y^7

Final Answer: -12x^5y^7

2) 7 times 4 is 28 and y^3 +y^5 = y^8

Final Answer: 28y^8