if y=√3 sin t+cost, then maximum value of y occurs when value of t is
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Explanation:
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Answer:
π / 3
Given:
Y = 3 sin t + cos t
Since t depends on Y:
To determine the maximum value of y:
d y / d x = 0
d y / d x = ( 3 sin t + cos t)' = 0
3 cos t - sin t = 0
r = √ ((√ 3)² + 1²) = 2
By dividing by 2, we obtain:
3 / 2 cos t - 1 / 2 sin t = 0
equals > cos t. cos / 6 - sin t. sin / 6 = 0.
Using the formula:
cos A. cos B - sin A. sin B = cos (A + B)
cos (t + π / 6) = 0
Writing "0" as cos / 2
cos (t + / 6) = cos / 2
When comparing the two sides, we obtain:
t + π / 6 = π / 2
t = π / 3
Consequently, the value of t is t / 3.
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