`(3y-2)+i(7-2x)=0`

I. 3x^(2) - 22x + 7 = 0" "II. Y^(2) - 20y+91 = 0

I. 3x^(2) - 22x + 7 = 0 II. y^(2) - 20y + 91 = 0

A point which lies between 2x+3y-7=0 and 2x+3y+12-0 is (i)(5,1)( (ii) (-1,3)( iii) (-3,-5)( iv )(7,-1)

I. x^(2) -7x + 12 = 0" "II. 3y^(2) - 11y + 10 = 0

I. 5x^(2) + 2x - 3 = 0" "II. 2y^(2) + 7y + 6 = 0

I. x^(2) - 3x + 2 = 0" "II. 2y^(2) - 7y+6 = 0

I. 3x^(2) - 7x+2 = 0" " II. 2y^(2) - 11y + 15 = 0

Find the following products: (i) (0.9x+0.7y)(0.81x^(2)-0.63xy+0.49y^(2)) (ii) ((2x)/(5)-(3y)/(7))((9y^(2))/(49)+(4x^(2))/(25)+(6xy)/(35))

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

If (3+i)x + (1-2i)y + 7i = 0 , then the values of x and y respectively are