[" 17) The value of "cos^(2)10^(@)-cos10...

[" 17) The value of "cos^(2)10^(@)-cos10^(@)cos50^(@)+cos^(2)50^(@)" is "],[" equal to "],[" (1) "4/3],[" (2) "1/3],[" (3) "3/4],[" (4) "3]

[" 17) The value of "cos^(2)10^(@)-cos10^(@)cos50^(@)+cos^(2)50^(@)" i...
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The value of cot(cose c^(-1)5/3+tan^(-1)2/3) is: (1) 6/(17) (2) 3/...
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The value of cos^2 10^0-cos10^0cos50^0+cos^2 50^0 is equal to 4/3 (b)...
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The value of cos(1/2cos^(-1)(1/8)) is
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2tan^(-1)(-2) is equal to (a)-cos t^(-1)((-3)/5) (b) -pi+cos^(-1)3...
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cos^(2)10^(@)+cos^(2)50^(@)-cos10^(@)cos50^(@) is equal to
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If cos^(4)theta-sin^(4)theta=(2)/(3)=(2)/(3), then the value of 2cos^(...
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The value of 1- 1/2(3/4) + 1/3(3/4)^(2) -1/4(3/4)^(3) + ... is:
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यदि cos^(-1) ((2)/(3x)) + cos^(-1) ((3)/(4x)) = (pi)/(2) (x gt (3)/(4)...
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