Question

verify the following eaualities. sin2 60° + cos2 60°​

Answer 1

Answer:

It is 1

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Step-by-step explanation:

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Answer 2

Answer:

=3/4+1/4+4/4=1

Step-by-step explanation:

sin260°+cos260°= (√3/2)2+(1/2)2

=3/4+1/4+4/4=1

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