Q149: Indicate whether the expression is a polynomial.
Q150: Simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg" alt="Simplify. - A)
Q151: Add.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg" alt="Add. - A)
Q152: Simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg" alt="Simplify. - A)
Q153: Solve the problem.<br>-Approximately <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg" alt="Solve the
Q155: Simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg" alt="Simplify. - A)
Q156: Add.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg" alt="Add. - A)
Q157: Express the polynomial in descending order. If
Q158: Multiply using a special product formula.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg"
Q159: Divide.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8475/.jpg" alt="Divide. - A)