English, asked by spsheshank, 1 month ago

Evalute (sin°+cos°)² + (sin-cos°)

Answers

Answered by ksunitha1984

0

above

Expanding the given expression we get

(cosA+sinA)

2

−(cosA+sinA)

2

=cosA

2

+sinA

2

+2cosAsinA−(cosA

2

+sinA

2

−2cosAsinA)

=2(2cosAsinA)

=4cosAsinA

Hence, option D is correct.

thanku

have a great day

Answered by leehunhennie

6

Answer:

above answer is correct answer hope it helps you

Explanation:

good morning have a nice day ahead

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