Let f (x) = 2x + 1, g(x) = 3x - 2. Find the function.
?
?
A. 
B. 
C. 
D. 
E. none of the above
Answer: B
Mathematics
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Solve the problem.The area A of a triangle is 10x2 + 7x - 12. If the height of the triangle is 2x + 3, find the length of its base.
A. 2(5x + 4)
B. 2(5x - 4)
C. 5x - 4
D. 
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Perform the indicated operation.17 gal 2 qt ÷ 2
A. 8 gal 3 qt B. 8 gal 1 qt C. 9 gal 1 qt D. 8 gal 2 qt
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A. 5 hr B. 10 hr C. 5.5 hr D. 2.5 hr
Mathematics
Find the standard deviation of the probability density function to the nearest hundredth.f(x) = 4x-5; [1, ?]
A. 0.47 B. 0.44 C. 0.50 D. 0.57
Mathematics