4 years ago

Which of the following is true

1 answer:

4 0

The answer to your question is C

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Sonja [21]

Answer:

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

$cos^{-1}(cos{210})$

$cos^{-}(cos(180+30))$

[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.

4 0

3 years ago

KonstantinChe [14]

48 because if you take the total area and subtract the area of the small squares you get 48 square inches left white

6 0

3 years ago

fenix001 [56]

Answer:

$y2 - y1 \div x2 - x1$

5 0

3 years ago

pantera1 [17]

Answer:

a = -3

Step-by-step explanation:

-3 + (14 * -3) + 45 = 0

-3 + -42 + 45 = 0

-3 + 3 = 0

So, the answer is -3

Hope this helps! :)

3 0

3 years ago

kari74 [83]

Answer: x4+6x3+8x2−16/x2

5 0

3 years ago