Find $v_o(t)$ if $v_1(t) = 25\sin(2000t - 25^\circ)$ V, and $v_2(t) = 10\cos(4000t + 45^\circ)$ V.
Added by Russell M.
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The derivative of sin(x) is cos(x), so the derivative of 25sin(2000t - 25) is 25cos(2000t - 25). Therefore, v₀(t) = 25cos(2000t - 25) V. Show more…
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