Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.csc 540°
A. 2
B. 
C. 1
D. undefined
Answer: D
Mathematics
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Find the missing factor.(?) ? (-2x) = 18x4
A. -9x3 B. 9x2 C. 9x3 D. -9x2
Mathematics
Simplify by factoring. Assume that any variable in a radicand represents a positive real number.
A. 5y
B. 5y5
C. y5
D. 
Mathematics
Identify the operation to perform on each side of the equation to isolate the variable.19 = 3.4 + q
A. Subtract 3.4 B. Add 3.4 C. Add 19 D. Subtract 19
Mathematics
Find a set of parametric equations for the rectangular equation.y = 4x - 3
A. y = 4t; 4x = t + 3
B. x = 
; y = t - 
C. x = t; y = 4t - 3
D. x = t; y = 4t2 - 3
Mathematics