If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3 + 4x + -13x2 = 0 Solving 3 + 4x + -13x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -13 the coefficient of the squared term: Divide each side by '-13'. -0.2307692308 + -0.3076923077x + x2 = 0 Move the constant term to the right: Add '0.2307692308' to each side of the equation. -0.2307692308 + -0.3076923077x + 0.2307692308 + x2 = 0 + 0.2307692308 Reorder the terms: -0.2307692308 + 0.2307692308 + -0.3076923077x + x2 = 0 + 0.2307692308 Combine like terms: -0.2307692308 + 0.2307692308 = 0.0000000000 0.0000000000 + -0.3076923077x + x2 = 0 + 0.2307692308 -0.3076923077x + x2 = 0 + 0.2307692308 Combine like terms: 0 + 0.2307692308 = 0.2307692308 -0.3076923077x + x2 = 0.2307692308 The x term is -0.3076923077x. Take half its coefficient (-0.1538461539). Square it (0.02366863907) and add it to both sides. Add '0.02366863907' to each side of the equation. -0.3076923077x + 0.02366863907 + x2 = 0.2307692308 + 0.02366863907 Reorder the terms: 0.02366863907 + -0.3076923077x + x2 = 0.2307692308 + 0.02366863907 Combine like terms: 0.2307692308 + 0.02366863907 = 0.25443786987 0.02366863907 + -0.3076923077x + x2 = 0.25443786987 Factor a perfect square on the left side: (x + -0.1538461539)(x + -0.1538461539) = 0.25443786987 Calculate the square root of the right side: 0.504418348 Break this problem into two subproblems by setting (x + -0.1538461539) equal to 0.504418348 and -0.504418348.Subproblem 1
x + -0.1538461539 = 0.504418348 Simplifying x + -0.1538461539 = 0.504418348 Reorder the terms: -0.1538461539 + x = 0.504418348 Solving -0.1538461539 + x = 0.504418348 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1538461539' to each side of the equation. -0.1538461539 + 0.1538461539 + x = 0.504418348 + 0.1538461539 Combine like terms: -0.1538461539 + 0.1538461539 = 0.0000000000 0.0000000000 + x = 0.504418348 + 0.1538461539 x = 0.504418348 + 0.1538461539 Combine like terms: 0.504418348 + 0.1538461539 = 0.6582645019 x = 0.6582645019 Simplifying x = 0.6582645019Subproblem 2
x + -0.1538461539 = -0.504418348 Simplifying x + -0.1538461539 = -0.504418348 Reorder the terms: -0.1538461539 + x = -0.504418348 Solving -0.1538461539 + x = -0.504418348 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1538461539' to each side of the equation. -0.1538461539 + 0.1538461539 + x = -0.504418348 + 0.1538461539 Combine like terms: -0.1538461539 + 0.1538461539 = 0.0000000000 0.0000000000 + x = -0.504418348 + 0.1538461539 x = -0.504418348 + 0.1538461539 Combine like terms: -0.504418348 + 0.1538461539 = -0.3505721941 x = -0.3505721941 Simplifying x = -0.3505721941Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.6582645019, -0.3505721941}
| sin(10pi/4) | | y^2-28-3y=0 | | -6(m-10)=-9(6m+4) | | 6x+8x^2=26x^3 | | -6(m-10)=9(6m+4) | | 3y+11+2y=9y-1 | | (15)(12)c=-100 | | 3y+9-2y+5=6y-4y+7 | | 1/2-7x8 | | X^2-40X+3=0 | | 3(y-3)+3(y+4)=4(y+2) | | A=pi*c*(a+b) | | .75x=19 | | 11(b+4)=-6(b+4) | | 6=.5x+10 | | 5(3-2x)=6 | | 11(b*4)=-6(b+4) | | 3.2=1.125x | | 4ydx+(3x+2)dy=0 | | -(m+12)=3(-m+2) | | x^2-12x=1+0 | | 10+2x=20-8x | | 5(0-y)=10 | | y=2/3x-8/3 | | 2(x+4)-4=3(x-1) | | 2(y-3)+3(y+4)=4(y+2) | | (15)(12)cosx=-100 | | 3x+12=38 | | 6(9m-9)=9(5m-9) | | 2744*1/3 | | log=2.9 | | 18x+9=24x |