the value of sin(45+A) -cos(45-A)
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Answer:
sin(45+A) - cos(45-A)
= sin(45+A) - sin[90-(45-A)]
= sin(45+A) - sin[90-45+A]
= sin(45+A) - sin[45+A]
= 0
Step-by-step explanation:
hope this helps u.........
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