mikey8510
30.01.2021 •
Mathematics
HELP PLEASE 30 POINTS! WILL MARK BRAINLIEST IF CORRECT
Verify the identity. & Show your work.
cos (x - y) - cos (x + y) = 2 sin x sin y
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Ответ:
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Ответ:
Image result for 1. What is the midpoint of a line segment?
The midpoint is the point on the segment halfway between the endpoints. It may be the case that the midpoint of a segment can be found simply by counting. If the segment is horizontal or vertical, you can find the midpoint by dividing the length of the segment by 2 and counting that value from either of the endpoints.
Step-by-step explanation: