Answer (Detailed Solution Below)

Option 2 : 2
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Detailed Solution

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दिया गया है:

2sin2θ + 2cos2θ

प्रयुक्त व्यंजक:

sin2θ + cos2θ = 1

गणना:

⇒ 2(sin2θ + cos2θ)

हम जानते हैं कि (sin2θ + cos2θ = 1)

⇒ × 1 = 2

2sin2θ + 2cos2θ का मान 2 है।

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