NathanaelBallek NathanaelBallek

17-07-2014
Mathematics

contestada

If x = 30 degree, then which expression is equivalent to 1/2?
a. -sin x
b. sin x
c. -cot x
d. cot x

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Аноним Аноним

17-07-2014

[tex]sin30^o=\frac{1}{2}\\\\Answer:b.\ sinx[/tex]

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