Prove the identity.(sin x)(tan x cos x - cot x cos x) = 1 - 2 cos2 x
What will be an ideal response?
(sin x)(tan x cos x + cot x cos x) = 
= 
= 
= 
= 
Mathematics
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Identify the distribution as symmetric, left-skewed, or right-skewed.Lengths of human pregnancies
A. Left-skewed B. Symmetric C. Right-skewed
Mathematics
Multiply. Write your answer in a + bi form.7i(8 - 8i)
A. 56i + 56i2 B. 56 + 56i C. 56i - 56i2 D. 56i - 56
Mathematics
Answer the question.Consider the numbers 0.159173...., 
, -19, 0, 
, 
, 0.
, 0.21, 
. Which are irrational numbers?
A. 0.159173....,
, 0.
, 
B. 
, 
C. 0.159173....,
, 0.
D. 0.159173....,
, 
Mathematics
Solve the equation.x - 4 = 22
A. 26 B. 21 C. 104 D. 30
Mathematics