Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: C
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Decide whether the figure shown is a polyhedron.
A. Not a polyhedron B. Polyhedron
Solve.13 - 
= 2
A. -8, 18 B. -8, -4 C. -4, 18 D. -22, 8
Solve the problem.As part of her retirement savings plan, Patricia deposited $100 in a bank account during her first year in the workforce. During each subsequent year, she deposited $30 more than the previous year. Find how much she deposited during her twentieth year in the workforce. Find the total amount deposited in the twenty years.
A. $670; $7700 B. $700; $16,000 C. $700; $8000 D. $670; $15,400
If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.12x2y2 + 23xy2 + 10y2
A. y2(x + 2)(12x + 5) B. y2(3x + 2)(4x + 5) C. (3x + 2y)(4x + 5y) D. (4x + 2y)(3x + 5y)