Find `x ,\ y ,\ a` and `b` if `[(2x-3y ,a-b,3),(1,x+4y,3a+4b)]=[(1,-2, 3),( 1, 6 ,29)]`

Find x,y, a and b if [(2x+3y , a+b, 8),(1, 4x + y , 3a-4b)] = [(7,1,8),(1,9,10)] .

Find x,y,a and b if [(2x+3y,a+b,8),(1,4x+y,3a-4b)]=[(7,1,8),(1,9,10)] .

Find x,y,a and b if [[3x+4y,2,x-2y],[a+b,2a-b,-1]]=[[2,2,4],[5,-5,-1]]

Find x,y,a and b if [[3x+4y,2,x-2y],[a+b,2a-b,-1]]=[[2,2,4],[5,-5,-1]]

If A=[(-3,2),(2,-4)],B=[(1,x),(y,0)] and (A+B),(A-B)=A Find x and y

Find each of the following products: (i) (x - 4)(x - 4) (ii) (2x - 3y)(2x - 3y) (iii) ((3)/(4) x - (5)/(6) y) ((3)/(4)x - (5)/(6) y) (iv) (x - (3)/(x)) (x - (3)/(x)) (v) ((1)/(3) x^(2) - 9) ((1)/(3) x^(2) - 9) (vi) ((1)/(2) y^(2) - (1)/(3) y) ((1)/(2) y^(2) - (1)/(3) y)

Two numbers x and y such that x + y=2 and x^3 y is maximum, are...... A) 1/3, 5/3 B) 3/2, 1/2 C) 1, 1 D) 6/5, 4/5