Question

1. $3n^2 \cdot 3n^2$

Explanation:

Step1: Multiply the coefficients

$3 \times 3 = 9$

Step2: Multiply the variable terms

$n^2 \cdot n^2 = n^{2+2} = n^4$

Step3: Combine the results

Multiply the coefficient product and variable product together.

Answer:

$9n^4$