Math, asked by rahul081joshi, 8 months ago

theta = -400 determine sign of sin theta + cos theta​

Answers

Answered by tyrbylent
1

Answer:

sign is " + "

Step-by-step explanation:

Theta = - 400

sin( - 400) ≈ - 0.64278761

cos( - 400) ≈ 0.7660

- 0.64278761 + 0.7660 > 0 ⇒ sign of sin( - 400) + cos( - 400) is " + "

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