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For the functions w=−6x2−7y2​, x=cost​, and y=sint​, express dwdt as a function of​ t, both by using the chain rule and

Posted: Wed Jul 13, 2022 5:10 am
by answerhappygod
For the functions
w=−6x2−7y2​,
x=cost​,
and
y=sint​,
express
dwdt
as a function of​ t, both by using the chain rule and byexpressing w in terms of t and differentiating directly withrespect to t. Then evaluate
dwdt
at
t=π4.
Express
dwdt
as a function of t.
dwdt=enter your response here