If y varies directly as x, find the direct variation equation for the situation.y = 4 when x = 32
A. y = 
x
B. y = 8x
C. y = 
x
D. y = x + 28
Answer: C
Mathematics
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Find the sum of all real solutions of the equation.
?
?
A. 25 B. 5 C. 6 D. -6 E. -5
Mathematics
Sketch the graph of the parametric equations. Then set up the appropriate integral to find the length of the curve and use a computer to evaluate it.x = sin 3t, y = cos t, 0 ? t ? 2?
A. L = 10.19
B. L = 13.07
C. L = 2?
D. L = 13.07
Mathematics
Find the missing length to the nearest tenth.
A. c = 328.0 cm B. c = 16.6 cm C. c = 656 cm D. c = 25.6 cm
Mathematics
Find the limit.
?
?
A. 
B. 
C. 14
D. -7
E. -14
Mathematics