Find the average rate of change of the function as x changes from a to b.g(x) = 4x - 7; a = 4, b = 3
A. 
B. -4
C. 0
D. 4
Answer: D
Mathematics
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Factor the polynomial completely.x2 - 7x - 30
A. (x - 10)(x + 3) B. prime polynomial C. (x - 30)(x + 1) D. (x + 10)(x - 3)
Mathematics
Find the value of the indicated trigonometric function of the angle ? in the figure. Rationalize the denominator where necessary.
Find cos ?.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation. If the solutions involve square roots, give both the exact solutions and the approximate solutions to three decimal places.60n2 + 18n = 0
A. 0
B. 
, 0
C. - 
, 0
D. 
, - 
Mathematics
Add or subtract.(3x2y - 5xy + 5xy2) - (2xy - 5xy2 + 6x2y)
A. -3x2y - 10xy2 - 7xy B. -3x2y + 10xy2 - 7xy C. 2x2y + 5xy2 - 7xy D. -3x2y - 10xy2 - 3xy
Mathematics