Simplify.
A. 5y
B. 5
C. 5
D. 5y2
Answer: A
Mathematics
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Use rational equations to solve the problems.A plane flies 430 miles with the wind and 310 miles against the wind in the same length of time. If the speed of the wind is 30 mph, what is the speed of the plane in still air?
A. 175 mph B. 210 mph C. 190 mph D. 185 mph
Mathematics
Factor the trinomial, if possible.-24x2 - 20x + 24
A. 4(3x + 2)(-2x + 3) B. (-12x + 8)(2x + 3) C. -4(3x - 2)(2x + 3) D. (-3x + 2)(8x + 12)
Mathematics
Graph using a graphing calculator.r(x) =
A.
B.
C.
D.
Mathematics
Simplify the fraction. (Write the fraction in lowest terms.) If the fraction cannot be simplified, so state.
A.
B.
C.
D. cannot be simplified
Mathematics