Solve the equation for x
4x^2+4x=-1
Answers
Answered by
2
Answer:
4x^2+4x=-1
4x^2+4x+1=0
4x^2+2x+2x+1=0
2x(2x+1)+1(2x+1)
(2x+1)(2x+1)
2x+1=0. ,. 2x+1=0
x=1/2. x= 1/2. Ans
Answered by
1
Answer:
x= -1/4 & x = -1
Step-by-step explanation:
4x^2+4x=-1
change into standard form of eq I.e.,
4x^2+4x+1=0
splitting middle term
4x^2+2x+2x+1=0
taking common
2x(2x+1)+ 1(2x+1)
(2x+1) , (2x+1)
2x+1=0 , 2x+1=0
x=1/2 , x = 1/2
two solutions of x using factorisation method so equal roots
Similar questions