12sinΘ-9sin2Θ

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prove that three collinear points can determine a plane.

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If sinΘ1 + sinΘ2 + sinΘ3 = 3 then cosΘ1 + cosΘ2 + cosΘ3 =?

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If cotAcotBcotC>0 the triangle is ?

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if sinA , CosA and tanA are In G.P then Cos3 A+ cos2 A is equal to ?

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if sinA , CosA and tanA are In G.P then Cos3 A+ cos2 A is equal to ?

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If x=ycos(2∏/3)=zcos(4∏/3) , Then xy+yz+zx is equal to ?

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A= sin2x + cos4x

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5sin2x+4cos2x

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Here x is theta,and please any one help me I am not getting it

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Sin2 (6x) - Sin2 (4x) = sin(2x)Sin(10x)

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Rewrite the rational exponent as a radical by extending the properties of integers exponents. 2^3/4 / 2^1/2 The choices are 8 radical2^3 Radical...

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Simplify rational expression steps please I know the answer is t+1/t but how do u get thete

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I need help with math final. It's due tonight

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what is a general term for the set {15,30,45,60,75,...}

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What is BUC A-B (A-B)-C

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how many subsets and proper sets does the set {a,b,c,d,e} have

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{ x l x element of set N and X is a multiple of 6}

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the set w is the set of letters in the word washington

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Ann is building towers using just blue and yellow blocks. She can build only four different towers that are two blocks high. blue+blue, blue+yellow, yellow+blue, yellow+yellow How...