1 questions 100% evey last year comings

SigmaReal number….

(1) Prove that square root 5 IA irrational

(2) Prove that 3+2 square root 5 is irrational

Polynomial…..

(1).Find the zeroes of following quadratic Polynomial and verify the relationship between the zeroes and the coefficient

(i) x-2x-8

(ii) 4s-4s+ 1

(iii)6x-3-7x

(2) Find the value quadratic Polynomial each with given as the sum add product of its zeroes respectively

(i)4,1


(ii)(1/4. ,-1)

Pair of linear equation in two variables……

(1) On comparing the ratio a/a,b/b and c/c,Find out whether the lines represented the following pairs of linear equation intersection at a point are parapllaparallel or coincoincident

(i) 5x-4y+8=0. , 7x+6y-9=0

(ii) 9x+ 3y +12=0. , 18x +6y+24

Requirements:

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