Q9: Write the expression in a + bi
Q10: Simplify the expression. All variables represent positive
Q11: Simplify the radical. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8967/.jpg" alt="Simplify the
Q12: Simplify the expression. Enter the answer in
Q13: Simplify the expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8967/.jpg" alt="Simplify the
Q15: Multiply and simplify where possible. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8967/.jpg"
Q16: Simplify the exponential expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8967/.jpg" alt="Simplify
Q17: Simplify the expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8967/.jpg" alt="Simplify the
Q18: Solve the formula for an indicated variable.
Q19: Solve the equation. Write all solutions and