Without drawing graphs, check whether th...

Without drawing graphs, check whether the following pair of linear equations is consistent or inconsistent. 5x-4y+8=0, 7x+6y-9=0.

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MODEL PAPER 1
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PAIR OF LINEAR EQUATIONS IN TWO VARIABLES
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R G PUBLICATION-MODEL PAPER 2-EXERCISE

Explain why 7xx6xx5xx4xx3xx2xx1+7 is a Composite Number.
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Prove that 15+17sqrt3 is an irrational number.
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Divide x^4-3x^2+4x+5 by x^2-x+1, find quotient and remainder.
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Without drawing graphs, check whether the following pair of linear equ...
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Find the value of tan 60^@ geometrically.
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Prove that : sqrt((sectheta-1)/(sectheta+1))+sqrt((sectheta+1)/(secthe...
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Show that 6+sqrt2 is irrational.
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On dividing 3x^3-2x^2+5x-5 by a polynomial p(x), the quotient and rema...
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lf costheta-sintheta=sqrt2sintheta prove that costheta+sintheta=sqrt2c...
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Prove that the ratio of the areas of two similar triangles is equal to...
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Find the sum of all the two-digit natural number which are divisible b...
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