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neonofarm [45]
3 years ago
13

If we replace y with x2cos x and solve for y', we can conclude that the derivative is

Mathematics
1 answer:
marusya05 [52]3 years ago
5 0
Y = x^2 cos x

y'  = x^2 * -sin x +  cos x * 2x

   =  2x cos x - x^2 sin x

  = x ( 2 cos x - x sin x)
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(?,3) is on the line y=2x+5 what is the other coordinate
Dmitriy789 [7]
<h3>♫ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ♫</h3>

➷ Substitute it into the equation:

3 = 2x + 5

Subtract 5 from both sides:

-2 = 2x

Divide both sides by 2:

x = -1

The other coordinate is -1

<h3><u>✽</u></h3>

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ ♡

7 0
3 years ago
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Explain your answer, please
Molodets [167]

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1.Side ST: 15 ÷ Side PQ: 10 = 1.5

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210.75-120.428571429=90.321428571

This rounds to 90 armadillo

Hope this helps :3 ❤

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