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Nataliya [291]
3 years ago
13

Explain letter B please.

Mathematics
1 answer:
Leno4ka [110]3 years ago
4 0

Answer:

Explain why hike 5 is the way it is with the 3 numbers

Step-by-step explanation:

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First, we are going to determine the number of drops that needs to be administered by dividing the total volume by the volume per drop. Since, 1 cc (cm³) is equal to 1 mL then, 1000 cc is equal to 1000 mL.

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Then, divide the number of drops by the number of drops per minute.

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Answer:

C.

Step-by-step explanation:

\cos x+\sqrt{2}=-\cos x \\ 2\cos x = -\sqrt 2 \\ \cos x = -\dfrac{\sqrt 2}{2}\\ \\ \Rightarrow x = \pm \arccos\Big(-\dfrac{\sqrt 2}{2}\Big)+2k\pi,\quad x\in \mathbb{Z}\\ \Rightarrow x =\pm\dfrac{3\pi}{4}+2k\pi\\ \\ \\k = -1 \Rightarrow x < 0\\\\ k=0 \Rightarrow x 2\pi

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