The most general value of Ф which satisfies sin Ф = (-1/2) and tan Ф = 1/√3 is ?
OPTIONS :
A) 2nπ + 7π/6
B) nπ + (-1)7π/6
C) nπ + 7π/6
D) 120 degree
Anonymous:
A)
nope
I don't no
sry c)
c) sure
yes...answer is c
pls tell how
Answers
Answered by
0
Its A)
sin( 2npie + 7pie/6)
sin 7 pie/6
sin( pie + pie/6)
- sin pie/6
-1/2
tan( 2 npie + 7 pie/6)
tan( 7 pie/6)
tan ( pie+ pie/6)
tan pie/6
1/√3
its a)
nope...its c
u can take pie + 7 pie/6
its sin pie/6
1/2
not -1/2
pls check ur answer again...u have written -1/2
- sin pie/6 = -1/2
yes....
it shud be option c
Answered by
0
hope it helps u mate.....
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