sin s = -5/13 and sin t = 3/5, s is in quadrant III and t in quadrant I cos(s + t) = cos(s - t) =

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A: We Have to solve above question

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A: We can find the answer as below.

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A: Solution

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A: To solve the following

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A: Given, log107x13

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A: First define t variable then define x  in terms of t and similarly for y

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Q: 20. Explain how instantaneous rates of change could be used to locate the local maxima and local…

A: Given

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Q: → How fing vlauo of m? cos os (√am-1) = 0.239 √2m-1 = cos-1 (0-239) 1.329 ⇒) m = 2.329 √2 = 1.646

A: Solution

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Q: 3. 10cm b" 16cm 12cm

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A: As we know from the trigonometric identity; sin90+θ=cosθ   The given expression is: sin120°

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A: Given :sin 300° cos30°cos270°tan 225°

Q: 5 dicals as needed.)

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A: We know that sin(∅)=opposide sideHypotenus sidesin(A)=BCABsin(A)=810sin(A)=45

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Q: neric

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