Verify the identity.(sin x)(tan x cos x - cot x cos x) = 1 - 2 cos 2 x
What will be an ideal response?
(sin x)(tan x cos x + cot x cos x) = sin x 
= sin 2 x - cos 2 x 
= 1 - 2 cos 2 x.
Mathematics
You might also like to view...
Solve the problem.The accompanying figure shows the graph of y = -x2 shifted to a new position. Write the equation for the new graph.
A. y = -(x - 4)2 + 3 B. y = -(x + 4)2 - 3 C. y = -(x - 4)2 - 3 D. y = -(x - 3)2 + 4
Mathematics
Provide the appropriate response.There is a number that has 2, 5, and 8 as divisors. This number has exactly seven additional divisors. What is the number?
A. 70 B. 80 C. 320 D. 40
Mathematics
Graph.f(x) = 5x + 2
A. 
B. 
C. 
D. 
Mathematics
Multiply.
A. 241,000 B. 239,000 C. 250,000 D. 240,000
Mathematics