Verify the identity.tan x + cot x = 2 csc 2x
What will be an ideal response?
tan x + cot x = 
+ 
= 
= 
= 
= 
= 2 csc 2x.
Mathematics
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Solve the problem.The radius of the tires of a car is 18 inches, and they are revolving at the rate of 651 revolutions per minute. How fast is the car traveling in miles per hour?
A. 
? mph
B. 
? mph
C. 
? mph
D. 
? mph
Mathematics
Evaluate the polynomial for the given value.3x2 + 9x + 8 when x = 
A. 
B. 
C. - 
D. - 
Mathematics
Find the length of the third side of the right triangle. Where appropriate, give both an exact answer and an approximation to three decimal places.
A. 20 B. 24 C. 25 D. 18
Mathematics
Solve.5x2 - 25x + 30 = 0
A. x = 5, 2, 3 B. x = 0, 2, 3 C. x = -2, -3 D. x = 2, 3
Mathematics