Question

If the points A(3,5) and B(1,4) lie on the graph of the line ax+by = 7, find the values of a and b. 20 0 6: Draw the graphs of 2x+y=6 and 2x-y +2 =0. Shade the region bounded by these lines and x-

11th - 12th Class

Maths

Solution

250

4.0 (1 ratings)

A ( B ) lies on ( 9 n+b y=7 ) eme 5) It must satis fy the bine ( a(3,5) ) ( =3 ) ( 3(44), 2 a+4 b=7 ) (1) ( x_{3} quad 3 a+12 b=21 ) ( 3 a+5 b=127 ) ( 7 b=14 ) 2)( b=2 )( quad 5 a=1 ) ( b=2 )