Verify that the equation is an identity.cot(x + y) cot(x - y) = 
What will be an ideal response?
cot ( x + y) cot (x - y) = 
? 
= 
.
Mathematics
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Find the LCM of the list of numbers.3, 6, 30
A. 180 B. 540 C. 30 D. 90
Mathematics
Graph the function.y = 
tan x 
A. 
B. 
C. 
D. 
Mathematics
Answer the question.Which number is larger?
A. -0.98 B. -0.9
Mathematics
Solve the triangle. Round lengths to the nearest tenth and angle measures to the nearest degree.
A. A = 127°, B = 32°, C = 21° B. A = 32°, B = 127°, C = 21° C. A = 32°, B = 21°, C = 127° D. A = 127°, B = 21°, C = 32°
Mathematics