Find the value of the polynomial at the given replacement value for x.2x2 - 7x - 2 when x = -5
A. 13
B. -17
C. -87
D. 83
Answer: D
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Write the statement as an inequality.x is less than 6
A. x ? 6 B. x > 6 C. x ? 6 D. x < 6
Solve the problem. Refer to the table if necessary.
Greg plans to contribute $500 per year to a retirement plan and is debating the use of a certificate of deposit that pays 2% per year versus a stock fund that he believes will yield 6% per year. Find the future value after 15 years of the CD and the stock fund.
A. CD: $8,341.07 Stock fund: $10,789.28 B. CD: $8,646.71 Stock fund: $11,637.99 C. CD: $7,986.97 Stock fund: $11,637.99 D. CD: $8,646.71 Stock fund: $13,576.06
Simplify the expression by combining like terms.-8wz + 23wz
A. 15wz
B. 31wz
C. 
wz
D. 15w2z2
Find the intersection.-8x + 5y = 8, -7y - 4z = -2
A. x = -20t - 
, y = -32t + 
, z = 56t
B. x = -20t - 46, y = -32t - 2, z = 56t
C. x = -20t + 
, y = -32t - 
, z = -56t
D. x = -20t - 
, y = -32t + 
, z = 56