Combine. Assume that all variables represent non-negative real numbers.5
+ 
A. 20
B. 6
C. 9
D. 5
+ 
Answer: C
Mathematics
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Find the average rate of change for f(x) on the given interval.f(x) = (x - 8)2 - 81, [1, 20]
A. 11 B. 5 C. -11 D. -5
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Solve the equation.13(3x - 6) = 5x - 4
A. 
B. - 
C. 
D. 
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Write as a percent. 0.645
A. 645% B. 0.0645% C. 64.5% D. 0.645%
Mathematics
Determine the slope and the y-intercept.y = 1.4x + 2
A. Slope 2, y-intercept (0, 1.4) B. Slope 2, y-intercept (0, -1.4) C. Slope -1.4, y-intercept (0, 2) D. Slope 1.4, y-intercept (0, 2)
Mathematics