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Rashid [163]
3 years ago
11

Which of the following expressions is equal to sin(-150°)?sin(309)

Mathematics
1 answer:
amid [387]3 years ago
7 0

Answer:

I am thinking -sin(30°)

I am maybe wrong.

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FIND THE VALUE OF X.<br> 1.<br> (5x - 2)°<br> (3x + 4)
Archy [21]

Answer:

If 5x-2 = 3x+4, then x=3

Step-by-step explanation:

5x-2=3x+4

Add 2 to both sides, and you get 5x=3x+6. Subtract 3x from both sides, and you get 2x=6. Divide both sides by 2, and what's left is x=3. Hope this helps. :)

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3 years ago
A bookstore had 45 copies of a magazine. Yesterday, it sold 13 of them. Today, it sold 23 of what remained. How many copies does
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9

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MissTica

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I think its B but u could wait for another answer

Step-by-step explanation:

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The answer for A is A=-11.5
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Please help me. (And if u want pls explain)​
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