Given that sin (5x - 28)° = cos (3x - 50)°, 0 < x <

MATHEMATICS
WAEC 2004

Given that sin (5x - 28)° = cos (3x - 50)°, 0 < x < 90°, find the value of x

  • A. 14°
  • B. 21°
  • C. 32°
  • D. 39°

Correct Answer: B. 21°

Explanation

Sin (5x



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