Question

answer the following question

Answer 1

Hey friend here are your answer

1.c
2.b
3.b
4.d

Hope it helps you.

Answer 2

1. (d) none of these

reason- If a system has at least one solution, it is said to be consistent .

If a consistent system has exactly one solution, it is independent .


2.(c) a1/a2=b1/b2=c1/c2

reason- If  then the pair of linear equations has infinitely many solutions.

3.(c) k=6

reason - 2x+3y=5
2(2x+3y)=2×5
4x+6y=10


4. (d) 2a+b=0