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If cos ^-1x + cos ^-1y + cos ^-1z = pi , then prove that x^2 + y^2 + z^2 + 2xyz = 1 Inverse Trigo
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If cos ^-1x + cos ^-1y + cos ^-1z = pi , then prove that x^2 + y^2 + z^2 + 2xyz = 1 Inverse Trigo
cos-1x+cos-1y+cos-1z =π,then show that x2+y2+z2+2xyz=1,Inverse trigonometric functions, NCERT JEE,
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👉If Cos(inv)x + Cos(inv)y +Cos(inv)z = pi. Then Prove | x²+y²+z²+2xyz=1 | | Inverse Trigonometry |
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12th Std Maths Example 4.22 If cos-1x+ cos-1y+cos-1x= π and show that X2+y2+z2+2xyz=1
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cos^-1x + cos^-1y +cos^-1z = 3pai
