Engineering Board Exam Reviewer · Trigonometric Identities · medium

Find the value of 3x/ x- 3x/ x.

  1. 1
  2. 3
  3. 2
  4. 4

Answer

C. 2

Solution

Combine over x x: 3x x- 3x x/ x x= 2x/ x x=2 x x/ x x=2.

More Trigonometric Identities questions

  1. If A= 35 and A lies in Quadrant II, find 2A.
  2. Find the exact value of 75°.
  3. If A= 45 and B=5/13, with A and B both in Quadrant I, find (A-B).
  4. If A= 45 and B=5/13, with A and B both in Quadrant I, find (A+B).
  5. Simplify: ≤ft(- ≤ft( ) + ≤ft( ) ) ≤ft(- ≤ft( ) + ≤ft( ) )
  6. Simplify: 1 - ≤ft(2 ) ≤ft(2 )
  7. Find the exact value of 15°.
  8. Simplify: ≤ft( ) ≤ft( ) + ≤ft( ) ≤ft( )
  9. Simplify: 2≤ft( ) + 2≤ft( ) + 2≤ft( )
  10. If A= 35 and A lies in Quadrant I, find A.

All Trigonometric Identities questions