Factor the binomial completely.9x2 - 49
A. (3x + 7)(3x - 7)
B. (3x + 7)2
C. (3x - 7)2
D. prime
Answer: A
Mathematics
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Find the integral.
A. + 2ex + C
B. + 2xex - 1 + C
C. 2 ln + 2ex + C
D. 2 ln + 2xex - 1 + C
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The equation of a hyperbola is given. Match the equation with its graph.64x2 - 25y2 = 1600
A.
B.
C.
D.
Mathematics
Find the number of diagonals of a dodecagon (12 sides). (A line segment connecting any two nonadjacent vertices is called a diagonal of the polygon.)
A. 24 B. 12 C. 144 D. 132 E. 54
Mathematics
Solve. =
A. -14, 12 B. -6, 4 C. 4, 6 D. 14, 12
Mathematics