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12-12-2019
Mathematics

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If r(∅)= sin ∅/ cos ∅ and s(∅)= cos ∅ + sin (∅ - 300°), find √3/2 r(180°) + s(30°).

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MathPhys MathPhys

12-12-2019

Answer:

√3/2 + 1

Step-by-step explanation:

√3/2 r(180°) + s(30°)

√3/2 sin(180°) / cos(180°) + cos(30°) + sin(30° − 300°)

0 + cos(30°) + sin(-270°)

cos(30°) + sin(90°)

√3/2 + 1

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