Solution: We know that double angle formula for sin is : \(Sin 2x = 2 Sin x Cos x\\\) Putting \(\ x = 45^{\circ} \\\) \(Sin (2 \times 45^{\circ}) = 2 \ Sin 45^{\circ} Cos 45^{\circ} \\\) Since \(\ Sin 45^{\circ} =\frac{1}{\sqrt{2}} \\\) \(Cos
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What is the value of x in the equation 3x + 5 = 17? The value of x in the equation 3x + 5 = 17 is 12.
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