Q188: Write the number in scientific notation.<br>-0.000543<br>A)
Q189: Perform the division.<br>- <span class="ql-formula" data-value="\frac{-6
Q190: Divide and simplify.<br>- <span class="ql-formula" data-value="\frac{y^{-11}}{y^{4}}"><span
Q191: Multiply.<br>- <span class="ql-formula" data-value="\left(2 m^{2}+m+2\right)(5 m+9)"><span
Q192: Collect like terms and then arrange
Q194: Multiply.<br>- <span class="ql-formula" data-value="\left(x^{2}+4 y^{2}-x y\right)\left(x^{2}+3
Q195: Simplify.<br>- <span class="ql-formula" data-value="\left(\frac{5}{b^{-3}}\right)^{5}"><span class="katex"><span class="katex-mathml"><math
Q196: Multiply and simplify.<br>- <span class="ql-formula" data-value="5^{9}
Q197: Multiply and simplify.<br>- <span class="ql-formula" data-value="x
Q198: Collect like terms<br>- <span class="ql-formula" data-value="8