English, asked by kalupaliwal373, 6 hours ago

Find maximum value of ‘y’ where y = 2 sin theta + √5 cos theta​

Answers

Answered by Priyalkumar06
15

Answer: 3

Y= 2Sin theta +√5 cos theta

dy/d theta = 2cos theta - √5sin theta

2cos theta = √5 sin theta

Tan theta = 2/√5

=> Sin theta = 2/3

=> Cos theta =√5/3

=> Y = 2× 2/3 +√5 ×√5/3.

Y = 4/3 + 5/3

=> Y= 9/3.

Y=3.

Answer = 3.

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Answered by maneharshita152
3

Answer:

Refer to the attachment

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