Solve the problem.If f varies jointly as q2 and h, and f = -81 when q = 3 and h = 3, find f when q = 4 and h = 6.
A. -18
B. -48
C. -288
D. -72
Answer: C
Mathematics
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Choose the polar equation that matches the graph.
A. r = cos 4? + cos2 5? B. r = sin 4? + sin2 5? C. r = sin 5? + sin2 4? D. r = cos 5? + cos2 4?
Mathematics
Solve the equation.
- 
= 
A. u = 1 B. u = -1 C. u = 2 D. ?
Mathematics
Find the indicated quantity.a25, when a1 = -1 and d = 
A. 
B. - 5
C. 3
D. - 
Mathematics
Find the slope and the y-intercept of the line with the given equation.y = 9 + 
x
A. 9; 
B. - 
; (0, - 9)
C. 
; (9, 0)
D. 
; (0, 9)
Mathematics