Tell whether the following is an expression or an equation.x5 - 7x4 + 7x3
A. Equation
B. Expression
Answer: B
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Solve the problem.During elections at the local union, 
of the members voted. If there are 432 members, how many voted?
A. 34 members B. 38 members C. 18 members D. 36 members
Solve the problem.The weekly sales in thousands of items of a product has a seasonal sales record approximated by 
(t is time in weeks with 
referring to the first week in the year). During which week(s) will the sales equal 91,950 items?
A. week 4, week 20, and week 52 B. week 30 and week 47 C. week 21 and week 30 D. week 4 and week 47
Perform the indicated operations and write the result in standard form.(2 + i)2 - (6 - i)2
A. 32 + 16i B. -48 C. -32 + 16i D. -32 - 16i
Solve the equation by clearing the constant.30 = -14 + n
A. n = -16 B. n = -44 C. n = 44 D. n = 16