Establish the identity.tan 
= -cot x
What will be an ideal response?
tan 
= 
= 
= 
= -cot x.
Mathematics
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Solve the problem.Find the mass of a thin triangular plate bounded by the coordinate axes and the line 
if 
.
A. 144 B. 288 C. 72 D. 36
Mathematics
Solve the problem.Bill makes a $100 per month payment for 2
years to pay off a $2500 loan. What was the 
interest rate?
A. 8% B. 10% C. 12% D. None of the above is correct.
Mathematics
Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (cos x)x
A. ln x(cos x)x - 1 B. (cos x)x (ln cos x + x cot x) C. ln cos x - x tan x D. (cos x)x (ln cos x - x tan x)
Mathematics
Provide an appropriate response. Graph the absolute-value equation y = |x|.
A. 
B. 
C. 
D. 
Mathematics