Solve for the indicated variable.
+ 
= 
, for c
A. c = a + b
B. c = ab(a + b)
C. c = 
D. c = 
Answer: C
Mathematics
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Solve the problem. Round your answer, if appropriate.As the zoom lens in a camera moves in and out, the size of the rectangular image changes. Assume that the current image is 7 cm × 6 cm. Find the rate at which the area of the image is changing (dA/df) if the length of the image is changing at 0.6 cm/s and the width of the image is changing at 0.3 cm/s.
A. 12.0 cm2/sec B. 11.4 cm2/sec C. 6.0 cm2/sec D. 5.7 cm2/sec
Mathematics
Graph the equation.(y + 1)2 = 7(x - 2)
A. 
B. 
C. 
D. 
Mathematics
Determine if the given value is a solution to the equation.-64
8(y - 8) = 10y - 64
A. Yes B. No
Mathematics
Graph the equations of the system. Then solve the system to find the points of intersection.
What will be an ideal response?
Mathematics