If sinx=1/2 and x is between pi/2 and 3pi/2 what is the value of x/2?
A) 5pi/6
B) 7pi/12
C) 5pi/12
D) pi/12
回答 (5)
sin x = 1/2
x = π/6, 5π/6
which is in your range ??
sinx = 1/2
x = 5π/6
x/2 = 5π/12
收錄日期: 2021-04-21 17:39:26
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