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Question

Assertion :tan3Atan2AtanA=tan3Atan2AtanA Reason: If x=y+z,then tanxtanytanz=tanxtanytanz

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
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B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
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C
Assertion is correct but Reason is incorrect
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D
Assertion is false but Reason is true
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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

Reason is true as
x=y+ztanx=tan(y+z)tanx=tany+tanz1tanytanztanxtanxtanytanz=tany+tanztanxtanytanz=tanxtanytanz

Assertion:
3A=A+2Atan3AtanAtan2A=tanAtan2Atan3A


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