Question

A) Choose the correct alternative answer for the following. 4.
1) To solve x+y=3; 3x-2y -4=0 by determinant method find D.
a) 5 b) 1 c) -5 d) -1
2) If oc and B are the roots of x2 + 5x –1 =0 then find oc+ß.
a) -1 b) – 5 C) 5. d) 1​

Answer 1

Answer:

1 ans is c )

and 2 ans is b)