x+2y-3=0 সমীকরণের গ্রাফ আঁক। আপনার গ্রাফ থেকে, y এর মান খুঁজুন যখন (i) x=5 (ii) ...

Express the following linear equations in the form a x+b y+c=0 and indicate the values of a, b and c in each case: (i) 2x+3y=9. 3 bar5 (ii) x-y/5-10=0 (iii) -2x+3y=6 (iv) x=3y (v) 2x=-5y (vi) 3x+2=0 (vii) y-2=0

Classify the following pairs of lines as coincident, parallel, perpendicular or intersecting : (i) 6x+14y-16=0 , 12x+28y-32=0 (ii) 3x-4y=8 , 3x+4y=11 (iii) 5x-2y=7 , 2y-5x=-7 (iv) 4x+7y=19 , 7x-4y=-2 (v) x-2y=7 , 4y-2x=13

(i) 7x^(2) + 16x - 15 = 0 (ii) 5y^(2)+ 8y - 21 = 0

(i) 12x^(2) + 11x + 2 = 0 (ii) 25y^(2) + 15y+2 = 0

(i) x^(2) + 6x + 5 = 0 (ii) y^(2) -10y+21 = 0

Find the equation of the lines passing through the point of intersection of : 5x-3y=1 and 2x+3y=23 and perpendicular to the line whose equation is : (i) x-2y=3 (ii) y=0 (iii)x=0 (iv) 5x-3y=1 .

(i) x^(2) - 4x + 3 = 0 (ii) y^(2) - 7y+10 = 0

Find x and y if: (i) (x + 1,y-2) = (3,1) (ii) (x + 2,4)= (5,2x+y)

Is x-y gt 0 ? I. x gt y II. x^(2) gt y^(2)