Q258: Simplify.<br>- <span class="ql-formula" data-value="\left(\frac{2}{x}\right)^{2}"><span class="katex"><span class="katex-mathml"><math
Q259: Solve the problem.<br>-The average weight
Q260: Multiply.<br>- <span class="ql-formula" data-value="7(4 \mathrm{x})"><span class="katex"><span
Q261: Find the degree of the polynomial.<br>-
Q262: Identify the polynomial as a monomial,
Q264: Evaluate.<br>- <span class="ql-formula" data-value="y^{13}"><span class="katex"><span class="katex-mathml"><math
Q265: Write the polynomial in two ways:
Q266: Solve the problem. Express the answer
Q267: Convert to decimal notation.<br>- <span class="ql-formula"
Q268: Multiply.<br>- <span class="ql-formula" data-value="\left(x^{2}-0.4\right)\left(x^{2}+0.4\right)"><span class="katex"><span class="katex-mathml"><math