Question

sin theta×sin(90-theta)-cos theta×cos(90-theta)​

Answer 1

Answer:

69 +69 - 56bruhhhhhhhhhhhh

Answer 2

Answer:

As we know that by the complementary angles of trigonometric ratio the value of cos(90−θ)=sinθ andsin(90−θ)=cosθ. And we also know the trigonometric identity that the value of sin2θ+cos2θ is 1. Hence option B is the correct answer.

Step-by-step explanation:

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