Find dy/dx without eliminating the parameter.x = 4 cos t, y = 6 cos(2t)
A. 6 sin t
B. 6 sin t cos t
C. 
D. 6 cos t
Answer: D
Mathematics
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Use a calculator to find the following to four decimal places.e-0.66
A. -1.7941 B. 0.5712 C. 1.9348 D. 0.5169
Mathematics
Evaluate the following expression using a unit circle.sec 0
A. 
B. 1
C. 0
D. Undefined
Mathematics
Graph using the slope and the y-intercept.y = -0.102x - 3.125
A. 
B. 
C. 
D. 
Mathematics
Find the slope and the y-intercept from the equation of the line. Sketch a graph of the equation.3x - 4y = 18
A. m = 
; y-intercept = - 
B. m = - 
; y-intercept = - 
C. m = 
; y-intercept = - 
D. m = - 
; y-intercept = - 
Mathematics