3 years ago

Please I need help!!!

1 answer:

S_A_V [24]3 years ago

6 0

Hello :
f(x) = (x − h)2 + k: a vertex of( 2, 3)
h=2 and k=3

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Answer:

$cos^{-1}(cos\frac{ 7π}{6})=cos^{-1}(cos\frac{7*180}{6})$

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[since in third quadrant cos 30=- $\frac{\sqrt{3}}{2}]$

$cos^{-}(- \frac{\sqrt{3}}{2})$

:150°or $\frac{5π}{6}$

150°or  $\frac{5π}{6}$ is a required answer.

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Answer:

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Step-by-step explanation:

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Semmy [17]

Yes uts b ok ty yw ☺️

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Answer:

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