Q370: Solve the problem.<br>-Find a polynomial for
Q371: Simplify.<br>- <span class="ql-formula" data-value="\left(-3 p^{-4} q^{4}
Q372: Multiply.<br>- <span class="ql-formula" data-value="(7 y+x)(7 y-x)"><span
Q373: Multiply and simplify.<br>- <span class="ql-formula" data-value="\left(m
Q374: Simplify.<br>- <span class="ql-formula" data-value="-(-6 x)"><span class="katex"><span
Q376: Multiply.<br>- <span class="ql-formula" data-value="5 x^{6}\left(9 x^{6}+11
Q377: Solve the problem.<br>-During the first seconds,
Q378: Multiply.<br>- <span class="ql-formula" data-value="\left(\frac{1}{8} x^{5}\right)\left(\frac{1}{4} x^{7}\right)"><span
Q379: Simplify.<br>- <span class="ql-formula" data-value="-\left(-5 x^{4}-7 x^{3}-x^{2}+2.6\right)"><span
Q380: Express using positive exponents. Then simplify.<br>-