X^2+1.5X+1.5625=0

Simple and best practice solution for X^2+1.5X+1.5625=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for X^2+1.5X+1.5625=0 equation: 


Simplifying
X2 + 1.5X + 1.5625 = 0

Reorder the terms:
1.5625 + 1.5X + X2 = 0

Solving
1.5625 + 1.5X + X2 = 0

Solving for variable 'X'.

Begin completing the square.

Move the constant term to the right:

Add '-1.5625' to each side of the equation.
1.5625 + 1.5X + -1.5625 + X2 = 0 + -1.5625

Reorder the terms:
1.5625 + -1.5625 + 1.5X + X2 = 0 + -1.5625

Combine like terms: 1.5625 + -1.5625 = 0.0000
0.0000 + 1.5X + X2 = 0 + -1.5625
1.5X + X2 = 0 + -1.5625

Combine like terms: 0 + -1.5625 = -1.5625
1.5X + X2 = -1.5625

The X term is 1.5X.  Take half its coefficient (0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
1.5X + 0.5625 + X2 = -1.5625 + 0.5625

Reorder the terms:
0.5625 + 1.5X + X2 = -1.5625 + 0.5625

Combine like terms: -1.5625 + 0.5625 = -1
0.5625 + 1.5X + X2 = -1

Factor a perfect square on the left side:
(X + 0.75)(X + 0.75) = -1

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| y=x^5 | | x^2-(k+1)x+3=0 | | ax+qy=n | | 4(9c+1)= | | 2kx+(k+1)x+1=0 | | =12.10*13.12 | | 6(x-7)+26=2(x-4) | | p^2+2p+26=0 | | =0.10*0.13 | | =5*3 | | 4x^2+16x-45=0 | | 4x^3+9x^2-12x-28=0 | | 2m+7=21 | | 4x^2-10xy+5y^2+12x+20y=0 | | (h-4)h=480 | | w^2+6w-55=0 | | y^3-2y^2+2=0 | | 500=2*e+3*b | | x-9y=24(1) | | 0.3x-2.8=2.5x+1.3 | | (15x+2)+(10x+3)=180 | | (X*30)+x=62 | | 4(3x-1)=3+8x+11 | | 3x^2-3y^2-8xy+2x+14y-20=0 | | (1+2x)/7+(5-x)/3=41/21 | | 7(x+2)+9=44 | | 4(2x-1)=3x+19 | | (15x+2)(10x+3)= | | 3(x-4)=6-(x-2) | | 0,3-x+x+7=92 | | 69x+35y=278 | | 7n+12=0 |

Equations solver categories