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Let \( \Delta=\left|\begin{array}{ccc}\sin \theta \cos \phi u0026 \sin \theta \sin \phi u0026 \cos \thet... (PW Solutions) View |
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Let \( \theta=\frac{\pi}{5} \) and \( A=\left[\begin{array}{cc}\cos... (PW Solutions) View |
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The determinant |[ cos (θ+ϕ) -sin (θ+ϕ) cos 2 ϕ; sinθ cosθ sinϕ; -cosθ... (PW Solutions) View |
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The absolute value of the determinant |[ -1 2 1; 3+2 √(2) 2 +2 √(2) ... (PW Solutions) View |
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