4.92x^2+9.8x+0=3.675

Simple and best practice solution for 4.92x^2+9.8x+0=3.675 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 4.92x^2+9.8x+0=3.675 equation:


Simplifying
4.92x2 + 9.8x + 0 = 3.675

Reorder the terms:
0 + 9.8x + 4.92x2 = 3.675
Remove the zero:
9.8x + 4.92x2 = 3.675

Solving
9.8x + 4.92x2 = 3.675

Solving for variable 'x'.

Reorder the terms:
-3.675 + 9.8x + 4.92x2 = 3.675 + -3.675

Combine like terms: 3.675 + -3.675 = 0.000
-3.675 + 9.8x + 4.92x2 = 0.000

Begin completing the square.  Divide all terms by
4.92 the coefficient of the squared term: 

Divide each side by '4.92'.
-0.7469512195 + 1.991869919x + x2 = 0.0

Move the constant term to the right:

Add '0.7469512195' to each side of the equation.
-0.7469512195 + 1.991869919x + 0.7469512195 + x2 = 0.0 + 0.7469512195

Reorder the terms:
-0.7469512195 + 0.7469512195 + 1.991869919x + x2 = 0.0 + 0.7469512195

Combine like terms: -0.7469512195 + 0.7469512195 = 0.0000000000
0.0000000000 + 1.991869919x + x2 = 0.0 + 0.7469512195
1.991869919x + x2 = 0.0 + 0.7469512195

Combine like terms: 0.0 + 0.7469512195 = 0.7469512195
1.991869919x + x2 = 0.7469512195

The x term is 1.991869919x.  Take half its coefficient (0.9959349595).
Square it (0.9918864436) and add it to both sides.

Add '0.9918864436' to each side of the equation.
1.991869919x + 0.9918864436 + x2 = 0.7469512195 + 0.9918864436

Reorder the terms:
0.9918864436 + 1.991869919x + x2 = 0.7469512195 + 0.9918864436

Combine like terms: 0.7469512195 + 0.9918864436 = 1.7388376631
0.9918864436 + 1.991869919x + x2 = 1.7388376631

Factor a perfect square on the left side:
(x + 0.9959349595)(x + 0.9959349595) = 1.7388376631

Calculate the square root of the right side: 1.31864994

Break this problem into two subproblems by setting 
(x + 0.9959349595) equal to 1.31864994 and -1.31864994.

Subproblem 1

x + 0.9959349595 = 1.31864994 Simplifying x + 0.9959349595 = 1.31864994 Reorder the terms: 0.9959349595 + x = 1.31864994 Solving 0.9959349595 + x = 1.31864994 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9959349595' to each side of the equation. 0.9959349595 + -0.9959349595 + x = 1.31864994 + -0.9959349595 Combine like terms: 0.9959349595 + -0.9959349595 = 0.0000000000 0.0000000000 + x = 1.31864994 + -0.9959349595 x = 1.31864994 + -0.9959349595 Combine like terms: 1.31864994 + -0.9959349595 = 0.3227149805 x = 0.3227149805 Simplifying x = 0.3227149805

Subproblem 2

x + 0.9959349595 = -1.31864994 Simplifying x + 0.9959349595 = -1.31864994 Reorder the terms: 0.9959349595 + x = -1.31864994 Solving 0.9959349595 + x = -1.31864994 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9959349595' to each side of the equation. 0.9959349595 + -0.9959349595 + x = -1.31864994 + -0.9959349595 Combine like terms: 0.9959349595 + -0.9959349595 = 0.0000000000 0.0000000000 + x = -1.31864994 + -0.9959349595 x = -1.31864994 + -0.9959349595 Combine like terms: -1.31864994 + -0.9959349595 = -2.3145848995 x = -2.3145848995 Simplifying x = -2.3145848995

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.3227149805, -2.3145848995}

See similar equations:

| 8/14=2/x | | 4x-(32/x^2)=0 | | -9+3x=12X | | 2g-31=-9g+24 | | 541581437598+13859175=x | | 3(1-8x)=3-5x | | 4X-32/X^2=0 | | -6x-6=-3 | | (2x^2y-4xy^2)/(x^3-4x^3y^2) | | 10x+6=2x-11 | | 3q+11=20 | | 1/12*1/3 | | 2x-11=10x+6 | | 6y-10y^3=0 | | 3b^2-12b^2=-9b^2 | | 4b-5-6b-6= | | w^2-w-306=0 | | 11x-10=5x-2 | | 4.92x^2+9.8x+0=-3 | | x+4(1)=12 | | (3x-2)x(7x+1)=0 | | -2x+3(2x+3)=25+8x | | 3(x-2)(x-2)=450 | | 6+c(12)=x | | 8(p-3)=-9+5p | | (7.7x+7.2)+(7.8x+8.4)=110.15 | | 8x-34=-7(-2-8x) | | 4k-22=-5(-8k-2)+4 | | -500=5x | | -12+4x=3x-3 | | -8y+35=-107 | | (0.2x+67)+(0.2x+29)=180 |

Equations solver categories