$x\in[0,\ 2\pi)\\\\2\csc x+5=1\ \ \ \ |-5\\\\2\csc x=-4\ \ \ \ |:2\\\\\csc x=-2\\\\\dfrac{1}{\sin x}=-2\to\sin x=-\dfrac{1}{2}\to x=-\dfrac{\pi}{6}+2k\pi\ \vee\ x=\dfrac{7\pi}{6}+2k\pi\\\\x\in[0,\ 2\pi)\to x=-\dfrac{\pi}{6}+2\pi=\dfrac{11\pi}{6}\ \vee\ x=\dfrac{7\pi}{6}\\\\Answer:\ \boxed{D.\ \dfrac{7\pi}{6},\ \dfrac{11\pi}{6}}}$

7 0

3 years ago

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Write a fraction greater than 1 for 2 using 3 as the denominator .

hodyreva [135]

The question is a little confusing, but a fraction that is equal to 2 using 3 as a denominator is 6/3. Any addition to the numerator will make the number larger than 2; so 7/3, 10/3, 20/3 are all greater than 2.

8 0

3 years ago

Jan received -22 points on her exam. She got 11 questions wrong out of 50 questions. How much was Jan penalized for eat wrong an

sammy [17]

the answer that i think it is 30

8 0

3 years ago

Simplify the expression. 15+(−4)− 4/5j− 2/5j+6

Charra [1.4K]

Answer:

85j-6/5j

Step-by-step explanation:

4 0

3 years ago