Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q.
A. 5
; 
B. 3
; 
C. 3
; 
D. 3
; 
Answer: C
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Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = csc u, u = x4 + 10x
A. -(4x3 + 10) cot2(x4 + 10x) B. -(4x3 + 10) csc (x4 + 10x) cot (x4 + 10x) C. - csc (x4 + 10x) cot (x4 + 10x) D. -(4x3 + 10) csc x cot x
Solve. Remember to insert units when writing your answer.In November, 10 tons 1392 lb of coal were delivered to a steel mill. In December, 6 tons 1592 lb were delivered. Find the total amount of coal delivered in these two months.
A. 16 tons 984 lb B. 4 tons 1800 lb C. 17 tons 984 lb D. 3 tons 1800 lb
Provide an appropriate response.Divide and simplify: (4x3 + 5x - 3) ÷ (2x + 1)
What will be an ideal response?
Factor.125a3 - 64b3
A. (125a - 4b)(a2 + 20ab + 16b2) B. (5a - 4b)(25a2 + 20ab + 16b2) C. (5a - 4b)(25a2 + 16b2) D. (5a + 4b2)(25a2 - 20ab + 16b2)