Let f(x) = 8x2 - 5x and g(x) = 7x + 9.Find the composite.f[g(-4)]
A. 148
B. 765
C. 37
D. 2983
Answer: D
Mathematics
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Find the probability.A child rolls a 6-sided die 6 times. What is the probability of the child rolling exactly three sixes? Round to the nearest ten-thousandth.
A. 0.4441 B. 0.0536 C. 0.0594 D. 0.5362
Mathematics
Sketch the vectors u and w with angle ? between them and sketch the resultant.
= 20, 
= 50, ? = 80°
A. 
B. 
Mathematics
Find the composition. If f(x) = 6x + 4 and g(x) = x + 5, find (g ? f)(x)
A. 6x + 9 B. 6x2 + 34x + 20 C. 6x2 + 34 D. 6x + 34
Mathematics
Solve the problem.Use determinants to determine whether the points (-2, 9), (0, 3), and (3, -6) are collinear.
A. Yes B. No
Mathematics