Question
If sin θ and cos θ are the root of standard Quadratic
Equation , then which of the following is true ? 1. a2 + b2 - 2ac = 0 2. b2 - a2 + 2ac = 0 3. a 2 + b 2 + 2ac = 0 4. a 2 - b 2 + 2ac = 0Solution
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