Find the trapezoid approximation of sin ² dæusing four subintervals. ○ T₁ = ½ · ³ [sin (0)² + sin (₹)² + sin (7)² + sin (²7)² + sin (27)²] ○ T₁ = [sin(0) + 2 sin (₹) + 2 sin(π) + 2 sin (³7) + sin (2π)] ○ T₁ = [sin(0)2 + 2 sin (₹)² + sin (27)² + sin (2³7)² + sin (2³7)²] ○ T₁ = ½ · [sin (0)² + 2 sin (7)² + 2 sin (7)² + 2 sin (¾7)² + sin (2π)²]

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