Identify the equation as either an identity or not.1 + sec2x sin2x = sec2x
A. Not an identity
B. Identity
Answer: B
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Find the orthogonal trajectories of the family of curves. Sketch several members of each family.y = -mx
What will be an ideal response?
Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__tttt0613191206__f1q30g7.jpg" alt="" style="vertical-align: -4.0px;" />
Rwhere R is the parallelogram bounded by the lines 
A. 
B. 2106
C. 1053
D. 
Find the area of the triangle using Heron's formula. Round your answer to two decimal places as needed.
A. 5.81 m2 B. 11.62 m2 C. 16.43 m2 D. 8.22 m2
Use these sets to find the following. Identify any disjoint sets.Let U = {5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, M = {5, 7, 9, 11}, 
and 
M ? R
A. {5, 6, 7, 8} B. {5, 6, 7, 8, 9, 11} C. {5, 7} D. ?; M and R are disjoint sets.