Question

9. [-/1 Points] DETAILS SPRECALC7 7.2.057. Evaluate the expression under the given conditions. sin($\theta$ + $\phi$); sin($\theta$) = $\frac{3}{5}$, $\theta$ in Quadrant I, cos($\phi$) = $-\frac{2\sqrt{5}}{5}$, $\phi$ in Quadrant II

          9. [-/1 Points] DETAILS SPRECALC7 7.2.057.
Evaluate the expression under the given conditions.
sin($\theta$ + $\phi$); sin($\theta$) = $\frac{3}{5}$, $\theta$ in Quadrant I, cos($\phi$) = $-\frac{2\sqrt{5}}{5}$, $\phi$ in Quadrant II

9. [-/1 Points] DETAILS SPRECALC7 7.2.057.
Evaluate the expression under the given conditions.
sin(θ + ϕ); sin(θ) = (3)/(5), θ in Quadrant I, cos(ϕ) = -(2√(5))/(5), ϕ in Quadrant II

Added by Shane J.

Precalculus with Limits

Ron Larson 2nd Edition

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Solved by Expert Dr Harish Viswanathan

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So, sin(0 $) is also 0. Show more…

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DETAILS SPRECALC7 7.2.057. Evaluate the expression under the given conditions. sin(0Â°); sin(0Â°) = 0 in Quadrant I, cos(Ï€/5) in Quadrant II Submit Answer