If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 0.565145x2 + 4.49x + -100 = 0 Reorder the terms: -100 + 4.49x + 0.565145x2 = 0 Solving -100 + 4.49x + 0.565145x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 0.565145 the coefficient of the squared term: Divide each side by '0.565145'. -176.9457396 + 7.944863708x + x2 = 0 Move the constant term to the right: Add '176.9457396' to each side of the equation. -176.9457396 + 7.944863708x + 176.9457396 + x2 = 0 + 176.9457396 Reorder the terms: -176.9457396 + 176.9457396 + 7.944863708x + x2 = 0 + 176.9457396 Combine like terms: -176.9457396 + 176.9457396 = 0.0000000 0.0000000 + 7.944863708x + x2 = 0 + 176.9457396 7.944863708x + x2 = 0 + 176.9457396 Combine like terms: 0 + 176.9457396 = 176.9457396 7.944863708x + x2 = 176.9457396 The x term is 7.944863708x. Take half its coefficient (3.972431854). Square it (15.78021483) and add it to both sides. Add '15.78021483' to each side of the equation. 7.944863708x + 15.78021483 + x2 = 176.9457396 + 15.78021483 Reorder the terms: 15.78021483 + 7.944863708x + x2 = 176.9457396 + 15.78021483 Combine like terms: 176.9457396 + 15.78021483 = 192.72595443 15.78021483 + 7.944863708x + x2 = 192.72595443 Factor a perfect square on the left side: (x + 3.972431854)(x + 3.972431854) = 192.72595443 Calculate the square root of the right side: 13.88257737 Break this problem into two subproblems by setting (x + 3.972431854) equal to 13.88257737 and -13.88257737.Subproblem 1
x + 3.972431854 = 13.88257737 Simplifying x + 3.972431854 = 13.88257737 Reorder the terms: 3.972431854 + x = 13.88257737 Solving 3.972431854 + x = 13.88257737 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.972431854' to each side of the equation. 3.972431854 + -3.972431854 + x = 13.88257737 + -3.972431854 Combine like terms: 3.972431854 + -3.972431854 = 0.000000000 0.000000000 + x = 13.88257737 + -3.972431854 x = 13.88257737 + -3.972431854 Combine like terms: 13.88257737 + -3.972431854 = 9.910145516 x = 9.910145516 Simplifying x = 9.910145516Subproblem 2
x + 3.972431854 = -13.88257737 Simplifying x + 3.972431854 = -13.88257737 Reorder the terms: 3.972431854 + x = -13.88257737 Solving 3.972431854 + x = -13.88257737 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.972431854' to each side of the equation. 3.972431854 + -3.972431854 + x = -13.88257737 + -3.972431854 Combine like terms: 3.972431854 + -3.972431854 = 0.000000000 0.000000000 + x = -13.88257737 + -3.972431854 x = -13.88257737 + -3.972431854 Combine like terms: -13.88257737 + -3.972431854 = -17.855009224 x = -17.855009224 Simplifying x = -17.855009224Solution
The solution to the problem is based on the solutions from the subproblems. x = {9.910145516, -17.855009224}
| F(x)=2x^4-9x^2+4 | | 50-7h=1 | | 6x+7=5x+18 | | 50=-7h+1 | | 5u-8=-43 | | 47x+6=100 | | 50=7h-1 | | 1.5q=(-8.4) | | 24q=-48 | | x+3b=7x+5a-4 | | 4.2q+3.1=2.1q+7.3 | | -3y=-72 | | 14=12d-7 | | 11y^2+5y-6=0 | | 7x+20+2x+7=180 | | 5-2lnx=8 | | 2.9w+5=4.7w+-7.6 | | y=4x^2-8x+6 | | x^2-7x-6=8-2x | | x^2+800x+57600=1200 | | 6x-4x-4+x=-3x-5+2x | | -f=-550 | | 21+4K=10k-21 | | 360=n+90+n+n+90+n | | x^2-7-6=8-2x | | 5(x+4)-(x-8)= | | 5x-4x+12=12-8 | | 0.565145x^2+4.49x-90=0 | | -4x+7x-8=4 | | 360=(z+45)+z+74+78+55 | | 15m-1=2(m+19) | | y-34=-3 |