Solve the problem.Determinants are used to show that three points lie on the same line (are collinear). If 
= 0,then the points (x1, y1), (x2, y2), and (x3, y3) are collinear. If the determinant does not equal 0, then the points are not collinear. Are the points 
, 
, and 
collinear?
A. No
B. Yes
Answer: B
Mathematics
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For the pair of functions, perform the indicated operation.f(x) = x2 + 1, g(x) = 2x - 7
Find (f ? g)(x).
A. 2x3 + 2x2 - 7x - 7 B. 2x2 + 2x - 7 C. 2x3 - 7x2 + 2x - 7 D. 2x3 - 7
Mathematics
Simplify. Assume that all variables represent nonnegative numbers.
A. 84
B. 24
C. 14
D. 12
Mathematics
Find the sum.
A. 0 B. 2 C. -2 D. -1 E. 1
Mathematics
Use a graphing calculator or computer graphing software to solve the problem (correct to one decimal place).Find the absolute maximum value for the function f(x) = x(x - 3)2/3 over the interval [-1, 2].
A. 2.0 B. 3.5 C. 3.3 D. 2.7
Mathematics