Solve.A formula for the focal length of a lens is f = 
. Calculate f (the focal length) for a = 16 cm and 
Round to the nearest tenth.
A. 6.9 cm
B. 9.1 cm
C. 6.0 cm
D. 8.0 cm
Answer: A
Mathematics
You might also like to view...
Find the value of the trigonometric function.sin (-555.33°)
A. 0.2644 B. -0.9644 C. 0.7112 D. -0.2533
Mathematics
Find the indicated rate.A machine can fill 3550 boxes of cereal in 0.5 hour. How many boxes of cereal can it fill per hour?
A. 1775 boxes/hour B. 5917 boxes/hour C. 3551 boxes/hour D. 7100 boxes/hour
Mathematics
Provide an appropriate response.Sketch the graph of f(x) = -x2 + 2.
A. 
B. 
C. 
D. 
Mathematics
Find the expected value of the probability density function to the nearest hundredth.f(x) = 1 - 
; [1, 4]
A. 2.67 B. 2.50 C. 2.83 D. 3.00
Mathematics