Sin (x + y) = sin x cos y + cos x sin y
<span>sin 255 </span>
<span>= sin (210 + 45) </span>
<span>= sin 210 cos 45 + cos 210 sin 45 </span>
<span>= (-1/2)(√(2)/2) + (-√(3)/2)(√(2)/2) </span>
<span>= -√(2)/4 + (-√(6)/4) </span>
<span>= -√(2)/4 - √(6)/4 </span>
<span>= (-√(2) - √(6)) / 4</span>
Answer: the answer is D because it is repeated many times
Answer:
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Step-by-step explanation:
In absolute value there is no negatives so the absolute value of -12.5 is still bigger than 11.5
Both cause u get some nice dinner then right after u get some nice desert. I just like food so I like anything
Answer:
Hi there
1. 28
2. -18
3. -26
4. 14
5. -7
6. 2
7. -17
8. 12
9. -12
10. -15
11. 24
12. 8
13. 2
14. 4
15. - 23
16. - 9
Step-by-step explanation:
there is a easy step to integers
1. if there is a plus then minus or vice versa way then u should subtract .
( + - = - )
2. if there are two plus signs then, add .
( + + = + )
3. if there are two minus signs then , subtract
( - - = - )
hope u understand
