Math, asked by raja88607, 14 days ago

If tan-¹3 + tan-¹x = tan-¹8 then the value of x is equal to
a) π/2
b) π/3
c) π/4
d) -3π/4​

Answers

Answered by mohosinmahmuds
0

Answer:

None of the above.

Step-by-step explanation:

tan-¹3 +tan-¹x = tan-¹8

=> tan-¹x = tan-¹8 - tan-¹3

=tan-¹{(8-3)/(1+8×3)}

=tan-¹(5/25)

tan-¹x =tan-¹(1/5)

x = 1/5 = 0.2

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