Solve the problem.The viewing angle for a camera is given (in degrees) by 
where x is the focal length of the lens. The focal length on most adjustable cameras is marked in millimeters on the lense mount. Find the viewing angle, in degrees, if the focal length is 80 millimeters.
A. 126.9°
B. 22.6°
C. 157.4°
D. 11.3°
Answer: B
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Solve.In a state with a population of 9,000,000 people, the average citizen spends $6,000 on housing each year. What is the total spent on housing for the state? Write your answer in scientific notation.
A. $5.4 × 1010 B. $5.4 × 109 C. $54 × 1010 D. $54 × 1011
Provide an appropriate response.Explain why Simpson's Rule gives an exact value for the integral 
.
What will be an ideal response?
Let 
and 
. Find the rule for the function
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Find the slope and the y-intercept of the line.5x + 9y = 43
A. Slope 
; y-intercept 
B. Slope - 
; y-intercept 
C. Slope - 
; y-intercept 
D. Slope 
; y-intercept 