Find the cube root.
A. 25x2
B. -5x2
C. not a real number
D. 11x2
Answer: B
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Solve the problem.A $114,000 trust is to be invested in bonds paying 8%, CDs paying 5%, and mortgages paying 10%. The bond and CD investment must equal the mortgage investment. To earn an $9210 annual income from the investments, how much should the bank invest in bonds?
A. $20,000 B. $35,000 C. $57,000 D. $22,000
Solve.In a certain location, the highest temperature recorded was 99°F. The lowest temperature recorded there was 130 degrees lower than the highest. What was the lowest temperature recorded there?
A. 0°F B. 31°F C. -31°F D. -138°F
Find values of x and y such that both fx(x,y) = 0 and fy(x,y) = 0.f(x,y) = 3200 + xy - 9x + 8y
A. x = -8, y = 9 B. x = -9, y = 8 C. x = 8, y = -9 D. x = 9, y = -8
Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.
? 0
A. 
B. 
C. 
or (2, ?)
D. 
