Sec (3×+6°)=CosecX
x = ?
(a) 21 (b) 23
(c) 22 (d) 20
Answers
Answered by
1
21 is the right answer
sumityadav907:
yeah right
send solution
sec(3x-6)=sec (90-x). as we know cosec x=sec(90-x) now compare both side we get...3x-6=90-x. 3x+x= 90-6. 4x=84. x=21
dekh lo bhai ..or detail ki chhaiye ya smjh jaoge
Answered by
1
cosecx = sec(90-x)
since use..
3x+6 = 90-x
4x= 84
x= 21...
ohh!! my answer...
since use..
3x+6 = 90-x
4x= 84
x= 21...
ohh!! my answer...
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