Find the y-intercept of the polynomial function.f(x) = -x2(x + 3)(x2 - 1)
A. 0
B. -1
C. 3
D. -3
Answer: A
Mathematics
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Use the zero-exponent rule to simplify the expression.(3y)0
A. 0 B. 3 C. 1 D. 3y
Mathematics
Solve the problem.You just put $1140 in a CD that is expected to earn 3% compounded quarterly, and 
in a savings account that is expected to earn 2% compounded semiannually. Determine when, to the nearest year, the values of your two investments will be the same.
A. 426 years B. 327 years C. 131 years D. 229 years
Mathematics
Solve the problem.The table shows the total amount of precipitation (in inches) in a certain US city in 17 different years. Find the interquartile range.
A. 7.6 in. B. 7.9 in. C. 6.9 in. D. 7.2 in.
Mathematics
Factor the expression completely.(r + s)2 - 25
A. 
2
B. 
2
C. 
D. 
2
Mathematics