If 4 cot x = 3, then the value of Sinx-cos X
sin x+cos x
Answers
Answered by
7
4 cot x = 3
Cot x = 3/4
Draw a triangle and name one angle x.
Then mark the sides that make cot x
Find the hypotenuse.
Then u can easily find the values of sinx and cosx.
Thank u. Hope that it is useful
PLS MARK ME AS THE BRAINLIEST
Cot x = 3/4
Draw a triangle and name one angle x.
Then mark the sides that make cot x
Find the hypotenuse.
Then u can easily find the values of sinx and cosx.
Thank u. Hope that it is useful
PLS MARK ME AS THE BRAINLIEST
Answered by
2
Answer:
7/25
Step-by-step explanation:
4cotx=3
therefore cotx=3/4
cot=adj/opp
ac^2=ab^2+bc^2
ac^2=4^2+3^2
ac^2=16+9
ac^2=25
ac=5
sinx=opp/hyp=4/5
cosx=adj/hyp=3/5
(sinx-cosx)(sinx+cosx)
4/5-3/5×4/5+3/5
1/5×7/5
=7/25
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