If tan(3x - 15) = 1 what is the value of x
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tan (3x-15) =1
= 3x - 15 = 45
because tan45 = 1
3x -15 =45
3x = 60
x = 20
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Answered by
4
tan ( 3x - 15 ) = 1
We know that, tan 45° = 1
•°•
tan ( 3x - 15 ) = tan 45°
On comparing both sides,
3x - 15 = 45
3x = 45 + 15 = 60
x = 60 / 3
x = 20
We know that, tan 45° = 1
•°•
tan ( 3x - 15 ) = tan 45°
On comparing both sides,
3x - 15 = 45
3x = 45 + 15 = 60
x = 60 / 3
x = 20
wrong
minus will become plus
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