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RD SHARMA ENGLISH-ALGEBRAIC IDENTITIES-All Questions
- If x+1/x=7, find the value of x^3+1/(x^3)
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- Simplify each of the following expressions: (i) (x+y+z)^2+(x+y/2+z/3)...
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- Simplify : (4x+2y)^3+\ (4x-2y)^3
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- If x+y=12 and x y=27 , find the value of x^3+y^3
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- Prove that: 2a^2+2b^2+2c^2-2a b-2b c-2c a=[(a-b)^2+(b-c)^2+(c-a)^2]
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- Expand each of the following (i) (3x+4y)^2 (ii) (3x-4y)^2
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- Expand each of the following (i)(sqrt(2)x-3y)^2 (ii) (2x-1/(3x))^2
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- Expand each of the following (i)(x/2-y/3)^2 (ii) (x+5)(x-3)
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- Find the products: (i)(2x+3y)\ (2x-3y) (ii) (x-1)(x+1)(x^2+1)(x^4+1...
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- Find the products: (x-1/x)\ (x+1/x)(x^2+1/(x^2))\ (x^4+1/(x^4))
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- Find the products: (i) (2x+y)(2x-y)(4x^2+y^2) (ii) (x-y/5-1)\ (x+y/...
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- Evaluate each of the following by using identities: (i)103\ xx\ 97 ...
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- Evaluate each of the following by using identities: (i)(0. 99)^2 ...
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- Evaluate each of the following by using identities: (i)0. 54\ xx\ 0....
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- Evaluate each of the following by using identities: (i)95\ xx\ 96 ...
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- If x+1/x=6, find : x^2+\ 1//x^2
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- If x+1/x=6, find : x^4+1/(x^4)
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- If x^2+1/(x^2)=27 , find the value of each of the following: x+1/x
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- If x^2+1/(x^2)=27 , find the value of each of the following: x-1/x
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- If x+y=12 and x y=32 , find the value of x^2+y^2
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