Published by:
CGP EDU Academic Team
Published on: August 13, 2026
The sides of Δ ABC satisfy the equation 2a 2 + 4b 2 + c 2
= 4ab + 2ac, then
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(a, c, d)
(a – c) 2 + (2b – a) 2 = 0
∴ a = c & a = 2b
⇒ Δ is isosceles
∴ cos B = 7/8 & cos A = 1/4
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