. 
Q158: Multiply. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Multiply. A)
Q159: Simplify. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Simplify. A)
Q160: Multiply and simplify. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Multiply and
Q161: A crystal ball with a diameter of
Q162: Divide. Assume all variables represent positive numbers.
Q164: Write the number in scientific notation. <img
Q165: Multiply. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Multiply. " class="answers-bank-image
Q166: Simplify. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Simplify. " class="answers-bank-image
Q167: Divide. Write the answer with positive exponents
Q168: Divide the expression by <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Divide