Jose C.
asked • 10/16/19Verify each identity
(sin a-cos a)^2= 1-2sin 2a
More
1 Expert Answer
Mark M. answered • 10/16/19
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
(sin a - cos a)2
sin2 a - 2 sin a cos a + cos2 a
1 - 2 sin a cos a
1 - 2 sin 2a
QED
Jose C.
can you solve the comment that I posted?
Report
10/16/19
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
Jose C.
sin^2(x/2)cos^2(x/2)=(sin^2x)/410/16/19