Evaluate the expression for the given values.(a + b)(a2 - ab - b2), if a = 6 and b = -5
A. 41
B. 31
C. 91
D. 451
Answer: A
Mathematics
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Write the first six terms of the arithmetic sequence with the first term, a1, and common difference, d.a1 = 700, d = -20
A. 700, 680, 660, 640, 620, 600 B. 680, 660, 640, 620, 600, 580 C. -130, -60, 10, 80, 150, 220 D. -200, -130, -60, 10, 80, 150
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Find the derivative.f(x) = 
A. 
x-4/5
B. 
x1/5
C. 
x1/4
D. 
x-1/5
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Solve the problem.A ball is dropped from a height of 5.0 m. On each upward bounce the ball returns to 
of its previous height. Find the total vertical distance the ball travels before coming to rest.
A. 12.9 m B. 12.6 m C. 11.6 m D. 8.3 m
Mathematics
Solve the system of equations by using elimination by addition.
A. (1, 1) B. Inconsistent C. (1, 0) D. (0, 1)
Mathematics