Hey There!
Let's solve this problem together!
Four and fifteen thousandths using base ten numerals is <span>4.015</span>
Answer: the answer is A
Step-by-step explanation:
Answer:
1) - 2 / (cos x + sinx)^2.
Step-by-step explanation:
1) I assume you want the derivative of (cos x - sin x) / ( cos x + sin x).
y' = (cosx + sinx)( -sinx - cosx) - (cosx - sinx)(-sinx + cosx)
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(cosx + sinx)^2
= -sinxcosx - cos^2x - sin^2x - sinxcosx - (-sinxcosx+cos^2x+sin^2x-sinxcosx
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(cosx + sinx)^2
= -2sinxcosx - 1 - ( -2sinxcosx + 1 ) / (cosx + sinx)^2
= -2sinxcosx - 1 - ( -2sinxcosx + 1 ) / (cosx + sinx)^2
= - 2 / (cos x + sinx)^2.
<span><span>1.
</span>Josiah and Tillery have new jobs at yum yum’s
ice cream parlor
=> Josiah is Tillery’s Manager = He will be paid 14 dollars
=> Tillery = will be paid 7 dollars.
Then they were told that each year, their salary will increase 2 dollars.
Let’s compare their salary:
Since Josiah is a Manager, it is expected that he should earn higher that
Tillery.
Josiah’s salary is 2 times higher that Tillery even after the increase happened.</span>
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