Determine if the equation is an identity.1 - cos 2x - sin2 x = sin2 x
A. No
B. Yes
Answer: B
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Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
To answer the following question(s), refer to the Mandelbrot replacement process described by:? Start: Choose an arbitrary complex number s, called the seed of the Mandelbrot sequence. Set the seed s to be the initial term of the sequence 
? Procedure M: To find the next term in the sequence, square the preceding term and add the seed 
Suppose that at a certain step, the Mandelbrot replacement process produces the value 
and at the next step it
produces the value 
Then the seed s equals
A. 1.
B. 
.
C. 21.
D. 2.
E. none of these
Find the principal square root of the number. Approximate the answer to the nearest hundredth whenever appropriate.(xy)2, xy < 0
A. 2xy B. -xy, xy C. xy D. -xy
Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH. 
m(?IJN) is 56°. m(?IJN) = m(?PLM). What is the measure of ?FGL?
A. Can't determine B. 124° C. 34° D. 56°