7) Which of the following is
quadratic equation. *
O a) m - 15 = 6y
O b) (x - 4) (x+5)= 0
O c) 6xy - 8 = 5x
d) 4/y - 8 = 0
Answers
Answered by
3
Answer:
ans- b) (x-4) (x+5) =0
Step-by-step explanation:
=(x-4) (x+5) =0
=x^2+5x-4x-20 =0
=x^2-x-20
It is a quadratic equation because it is of the form ax^2 + bx +c=0
Answered by
0
Answer:
7) Which of the following is
quadratic equation.
Ans:- b) (x - 4) (x+5)= 0
Similar questions