3 years ago

Please Help!!! 50 Points!!!

Mathematics

2 answers:

Olin [163]3 years ago

5 0

Answer:

sin²©(1 - cos²©)= sin²© (sin²©)= sin⁴©

Step-by-step explanation:

"sorry my keyboard doesn't have the angle so let it be:©" from the trignometric relation , sin²© + cos²© =1 , so by taking sin² common : sin²©(1 - cos²©) , 1 - cos² = sin² so the left side'll be: sin²©(sin²©) = sin⁴©

MissTica3 years ago

3 0

The fundamental identity used in the second step of the proof is sin^2(θ) + cos^2(θ) = 1

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