Find the length of the curve.y = (x4/3 - 2x2/3) from x = 1 to x = 8

A. 23
B.  
C.  
D.  


Answer: D

Mathematics

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Let a and b be positive numbers. Determine whether the statement is true or false.(-a)(-b) is a positive number.

A. True B. False

Mathematics

Find numbers a and b, or k, so that f is continuous at every point. 

A. k = -4 B. k = 12 C. k = 20 D. Impossible

Mathematics

Solve.log x = 0.5

A. 3.162 B. 31.623 C. 0.316 D. No solution

Mathematics

Find the sum.-91 + 0

A. 91 B. 0 C. -910 D. -91

Mathematics