Establish the identity.cot3x = cot x (csc2 x - 1)
What will be an ideal response?
cot3 x = cot x cot2 x = cot x (csc2 x - 1).
You might also like to view...
Divide. Simplify, if possible.
÷ 
A. 
B. 
C. 
D. 
Solve the problem.The blade of a windshield wiper sweeps out an angle of 135° in one cycle. The base of the blade is 12 inches from the pivot point and the tip is 32 inches from the pivot point. What area does the wiper cover in one cycle? (Round to the nearest 0.1 square inch.)
A. 1041.8 in2 B. 1036.7 in2 C. 1105.3 in2 D. 948.3 in2
Solve the problem.In 1998, the population of a given country was 21 million, and the exponential growth rate was 3% per year. Find the exponential growth function.
A. P(t) = 21e0.03t, where P(t) is in millions and t is the number of years after 1998. B. P(t) = 21e0.03, where P(t) is in millions and t is the number of years after 1998. C. P(t) = 21e3t, where P(t) is in millions and t is the number of years after 1998. D. P(t) = 210.03t , where P(t) is in millions and t is the number of years after 1998.
Solve the system of equations using Cramer's Rule, if applicable.
A. {(x,y) 
B. 
C. 
D. ?