Question

If tan x = cot(45° + 2x), then what is the value of x?

• A. 45
• B. 15
• C. 30
• D. 60

Answer 1

Answer:

B. 15

if tan a = cot b a + b = 90° tan x = cot (45 + 2x) x + 45 + 2x = 90 3x = 45 x = 15