Physics, asked by desi42, 1 year ago

plzzz❤️​❤️❤️help me in these 4 inverse trignometric questions....plzz plzzz help krdo yrr

jitne ho plz utne kr do​

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Answers

Answered by Anonymous
2

Answer:

Explanation:

6. tan^-1(tanA) = A

now x=5π/4

y=π/3

now 4x = 5π = π as 2π = 360 = 0 deg

now 3y =π

thus 4x =3y

7. cos^-1 (√3/2) = 30

now  tan (2*30) = tan 60 =√3

sin^-1(1/2 *√3) = 60

then cos (3*60) = cos180 = -1

so final answer = -1

desi42: thankss
desi42: ☺️
Anonymous: my 'pleasure
Anonymous: 8.cot^((1+ab)/(a-b)) =cot^b - cot^a similarly total value cot^b - cot ^a +cot^c -cot^b +cot^a -cot^c = 0
Answered by UrvashiBaliyan
18

Answer:

I hope it's helpful.....❤️❤️❤️

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