Solve the problem.A dual-beam search light is positioned to shine on a prison wall. The light is 4 feet from the wall and rotates clockwise. The light shines on point P on the wall when first turned on 
After t seconds the distance (in feet) from the beam on the wall to the point P is given by the function 
Find the value for b if the light beam is to sweep the entire wall in 40 seconds. 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find ? to the nearest tenth of a degree if cos?= -0.5293 and sin?<0.
What will be an ideal response?
Mathematics
Write the equation of the function in the form f(x) = ax2 + bx + c.|
|
A. f(x) = -2x2 - 8x - 5 B. f(x) = -2x2 + 8x + 5 C. f(x) = 2x2 - 16x + 5 D. f(x) = 2x2 + 8x + 5
Mathematics
Solve the problem.A rectangular board measuring 
mile long by 
mile wide is being made into a game board. Use the formula 
to determine the distance around the board.
A. 
mi
B. 
mi
C. 
mi
D. 17 mi
Mathematics
Solve.Susan's back yard is rectangular with dimensions 36 yd. by 73 yd. Carlos's back yard is rectangular with dimensions 30 yd. by 57 yd. How much larger is the area of Susan's back yard than the area of Carlos's back yard?
A. 2628 yd.2 B. 44 yd.2 C. 918 yd.2 D. 4338 yd.2
Mathematics