Question

simplify each product.
1.(s+7t^2)^2
2.p^5-8q^3)^2
3.e^4+f^2)^2

Answer 1

\[(s+7t^2)^2\]
Use \[(a+b)^2=a^2+2ab+b^2\]
\[Here, \ a=s \ \ and \ \ b= 7t^2\]