Question

2) Which one is the quadratic equation?
(A) 5/x-3 =x2
(B) x (x + 5) = 2
(C)n-1= 2n
(D) 1/x2(x+2)=x​

Answer 1

Answer:

B - x(x+5) =2

Step-by-step explanation:

x2+5x=2

therefore x2+5x-2=0

Answer 2

Answer:

(b) x(x+5)=2

when we multiply to x+5 it will become

x2+5x=2

then

x2+5x-2. the option b is right