Find the partial fraction decomposition for the rational expression.
A. +
B. +
C. +
D. +
Answer: A
Mathematics
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Translate into symbols.Angle x measures 46° more than angle y.
A. ? x = ? y B. ? x = ? y - 46° C. ? y = ? x + 46° D. ? x = ? y + 46°
Mathematics
Solve the problem.The cost C of producing t units is given by C(t) = 3t2 + 7t, and the revenue R generated from selling t units is given by For what values of t will there be a profit?
A. t > 8 B. t > 7 C. t > 0 D. t > 6
Mathematics
Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation.-3x + y - 2z - w = 0 -x + 4y + z - 4w = 4 4x - 2y - 3z + w = 11 -2x - y - z - 4w = 1
A. (1, 0, -3, -2) B. (2, 1, -2, -1) C. (2, -1, 2, 1) D. No solution
Mathematics
Factor and simplify the expression.
A. sin x + cos x B. csc x tan x C. 1 D. csc2x + tan2x
Mathematics