Q373: Simplify.<br>- <span class="ql-formula" data-value="\left(x^{-3}\right)^{-4}"><span class="katex"><span class="katex-mathml"><math
Q374: Multiply.<br>- <span class="ql-formula" data-value="(n+11)^{2}"><span class="katex"><span class="katex-mathml"><math
Q375: Multiply mentally.<br>- <span class="ql-formula" data-value="(-1+11 \mathrm{x})(1+11
Q376: Multiply.<br>- <span class="ql-formula" data-value="(5 a+11 c)(5
Q377: Identify the polynomial as a monomial,
Q379: Identify the degree of each term
Q380: Find the degree of the polynomial.<br>-
Q381: Multiply mentally.<br>- <span class="ql-formula" data-value="(t+10)\left(t^{2}-10 t+100\right)"><span
Q382: Evaluate the polynomial.<br>- <span class="ql-formula" data-value="x^{2}+y^{2}-z^{2}"><span
Q383: Multiply.<br>- <span class="ql-formula" data-value="-4(-5 \mathrm{x}-2)"><span class="katex"><span