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RD SHARMA ENGLISH-ALGEBRAIC EXPRESSIONS AND IDENTITIES-All Questions
- If x-y=7\ a n d\ x y=9, find the value of x^2+y^2
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- If 3x+5y=11\ a n d\ x y=2, find the value of 9x^2+25 y^2
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- Find the values of the following expressions: 16 x^2+24+9\ ,\ w h e ...
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- If x+1/x=9. find the value of x^4+1/(x^4)dot
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- If x+1/x=12 , find the value of x-1/xdot
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- If 2x+3y=14\ a n d\ 2x-3y=2, find the value of x y . [Hint use (2x+3y...
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- If x^2+y^2=29\ a n d\ x y=2, find the value of (i)x+y (ii) x-y
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- What must be added to each of the following expressions to make it ...
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- Simplify: (i)(x-y)(x+y)x^2+y^2)\ (x^4+y^4) (ii)(2x-1)\ (2x+1)(4x^2...
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- Simplify: (m^2-n^2m)^2+2m^3n^2
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- Show that : (3x+7)^2-84 x=(3x-7)^2 ...
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- Show that : (4p q+3q)^2-(4q p-3q)^2=48 p q^2 (a-b)(a+b)+(b-c)(b+c)...
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- Find the following products: (i) (x+2)(x+3) (ii)(x+7)(x-2) (iii...
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- Evaluate the following : 107\ X\ 103 (ii) 56\ X\ 48 (iii) 95\ X\ 97
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- Find the following products: (i)(x+4)(x+7) (ii) (x-11)(x+4) (iii)...
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- Find the following products: (i)(y^2-4)(y^2-3) (ii) (x+4/3)(x+3/4) ...
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- Find the following products: (i)(z^2+2)(z^2-3) (ii) (3x-4y)(2x-4y) ...
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- Find the following products: (z+3/4)(z+4/3) (ii) (x^2+4)(x^2+9) (y^...
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- Evaluate the following : 102\ xx\ 106 (ii) 109\ xx\ 107 (iii)35\ xx\...
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- Evaluate the following : 104\ xx\ 96 (ii) 34\ xx\ 36 (iii) 994\ xx\ ...
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