Use the formula 
, where 
, to rewrite the trigonometric expression in the following form.
?
?
?
A. 2 
B. 
C. 
D. 2 
E. 8 
Answer: B
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You are given the future value of an annuity, A, the monthly payment, R, and the annual interest rate, r. Find the number of monthly payments, n. Round your answer to the nearest whole number if necessary.A = $6500; R = $350; r = 5%
A. 26 months B. 24 months C. 22 months D. 18 months
Solve the radical equation. Check all proposed solutions.
+ 6 = x + 2
A. x = -4, 
B. x = 8
C. x = -4
D. x = 2, 8
Find the slope-intercept form of the equation of the line with the given properties.Slope = 0; containing the point (-1, -5)
A. y = -5 B. x = -5 C. x = -1 D. y = -1
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 11 inches, ? = 4 radians, A = ?
A. 44 in2 B. 22 in2 C. 242 in2 D. 484 in2