If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 11a2 + 19.9a + -2.1 = 0 Reorder the terms: -2.1 + 19.9a + 11a2 = 0 Solving -2.1 + 19.9a + 11a2 = 0 Solving for variable 'a'. Begin completing the square. Divide all terms by 11 the coefficient of the squared term: Divide each side by '11'. -0.1909090909 + 1.809090909a + a2 = 0 Move the constant term to the right: Add '0.1909090909' to each side of the equation. -0.1909090909 + 1.809090909a + 0.1909090909 + a2 = 0 + 0.1909090909 Reorder the terms: -0.1909090909 + 0.1909090909 + 1.809090909a + a2 = 0 + 0.1909090909 Combine like terms: -0.1909090909 + 0.1909090909 = 0.0000000000 0.0000000000 + 1.809090909a + a2 = 0 + 0.1909090909 1.809090909a + a2 = 0 + 0.1909090909 Combine like terms: 0 + 0.1909090909 = 0.1909090909 1.809090909a + a2 = 0.1909090909 The a term is 1.809090909a. Take half its coefficient (0.9045454545). Square it (0.8182024793) and add it to both sides. Add '0.8182024793' to each side of the equation. 1.809090909a + 0.8182024793 + a2 = 0.1909090909 + 0.8182024793 Reorder the terms: 0.8182024793 + 1.809090909a + a2 = 0.1909090909 + 0.8182024793 Combine like terms: 0.1909090909 + 0.8182024793 = 1.0091115702 0.8182024793 + 1.809090909a + a2 = 1.0091115702 Factor a perfect square on the left side: (a + 0.9045454545)(a + 0.9045454545) = 1.0091115702 Calculate the square root of the right side: 1.004545455 Break this problem into two subproblems by setting (a + 0.9045454545) equal to 1.004545455 and -1.004545455.Subproblem 1
a + 0.9045454545 = 1.004545455 Simplifying a + 0.9045454545 = 1.004545455 Reorder the terms: 0.9045454545 + a = 1.004545455 Solving 0.9045454545 + a = 1.004545455 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-0.9045454545' to each side of the equation. 0.9045454545 + -0.9045454545 + a = 1.004545455 + -0.9045454545 Combine like terms: 0.9045454545 + -0.9045454545 = 0.0000000000 0.0000000000 + a = 1.004545455 + -0.9045454545 a = 1.004545455 + -0.9045454545 Combine like terms: 1.004545455 + -0.9045454545 = 0.1000000005 a = 0.1000000005 Simplifying a = 0.1000000005Subproblem 2
a + 0.9045454545 = -1.004545455 Simplifying a + 0.9045454545 = -1.004545455 Reorder the terms: 0.9045454545 + a = -1.004545455 Solving 0.9045454545 + a = -1.004545455 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-0.9045454545' to each side of the equation. 0.9045454545 + -0.9045454545 + a = -1.004545455 + -0.9045454545 Combine like terms: 0.9045454545 + -0.9045454545 = 0.0000000000 0.0000000000 + a = -1.004545455 + -0.9045454545 a = -1.004545455 + -0.9045454545 Combine like terms: -1.004545455 + -0.9045454545 = -1.9090909095 a = -1.9090909095 Simplifying a = -1.9090909095Solution
The solution to the problem is based on the solutions from the subproblems. a = {0.1000000005, -1.9090909095}
| 3x^2(x^2)= | | 10000a+-1a=a(10000-1) | | 10000a-a= | | 2a-3a=a(2-3) | | 5+3x=4+2x | | -24/(-3+1)= | | -24(-3+1)= | | 2k^2+5t-63=0 | | 3-4x(25-2x)=16x+x-300 | | 2x+42-24(16+x)=18-3x | | 15(x-1)+20(x+1)=75 | | x^5+5x^4+10x^3+10x^2+5x+1=0 | | 120=2x-(15-7x) | | 5x=8(5x-3)-4 | | 6(3y+5)= | | x-5(x-2)=6x | | 4x-2(x-3)=0 | | 3x^2+3y^2+42x+12y-84=0 | | 4x^4-21x^3+9x^2+299x-75=0 | | 4x^3-33x^2+108x-25=0 | | y^2-10x+20=0 | | 34+5(3*4)-8= | | 6+72= | | 56=-2(17+9x) | | -8x-33=-x^2 | | (x+2)(x-5)=60 | | h=-5t^2+30t+35 | | 5x+118=11x-14 | | 216-2x=34x+20 | | 13-9x=45-23x | | -11-6x=7-8x | | 2x-4=10x+44 |