-4.9t^2+2t+450=0

Simple and best practice solution for -4.9t^2+2t+450=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 -4.9t^2+2t+450=0 equation:


Simplifying
-4.9t2 + 2t + 450 = 0

Reorder the terms:
450 + 2t + -4.9t2 = 0

Solving
450 + 2t + -4.9t2 = 0

Solving for variable 't'.

Begin completing the square.  Divide all terms by
-4.9 the coefficient of the squared term: 

Divide each side by '-4.9'.
-91.83673469 + -0.4081632653t + t2 = 0

Move the constant term to the right:

Add '91.83673469' to each side of the equation.
-91.83673469 + -0.4081632653t + 91.83673469 + t2 = 0 + 91.83673469

Reorder the terms:
-91.83673469 + 91.83673469 + -0.4081632653t + t2 = 0 + 91.83673469

Combine like terms: -91.83673469 + 91.83673469 = 0.00000000
0.00000000 + -0.4081632653t + t2 = 0 + 91.83673469
-0.4081632653t + t2 = 0 + 91.83673469

Combine like terms: 0 + 91.83673469 = 91.83673469
-0.4081632653t + t2 = 91.83673469

The t term is -0.4081632653t.  Take half its coefficient (-0.2040816327).
Square it (0.04164931281) and add it to both sides.

Add '0.04164931281' to each side of the equation.
-0.4081632653t + 0.04164931281 + t2 = 91.83673469 + 0.04164931281

Reorder the terms:
0.04164931281 + -0.4081632653t + t2 = 91.83673469 + 0.04164931281

Combine like terms: 91.83673469 + 0.04164931281 = 91.87838400281
0.04164931281 + -0.4081632653t + t2 = 91.87838400281

Factor a perfect square on the left side:
(t + -0.2040816327)(t + -0.2040816327) = 91.87838400281

Calculate the square root of the right side: 9.585321278

Break this problem into two subproblems by setting 
(t + -0.2040816327) equal to 9.585321278 and -9.585321278.

Subproblem 1

t + -0.2040816327 = 9.585321278 Simplifying t + -0.2040816327 = 9.585321278 Reorder the terms: -0.2040816327 + t = 9.585321278 Solving -0.2040816327 + t = 9.585321278 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.2040816327' to each side of the equation. -0.2040816327 + 0.2040816327 + t = 9.585321278 + 0.2040816327 Combine like terms: -0.2040816327 + 0.2040816327 = 0.0000000000 0.0000000000 + t = 9.585321278 + 0.2040816327 t = 9.585321278 + 0.2040816327 Combine like terms: 9.585321278 + 0.2040816327 = 9.7894029107 t = 9.7894029107 Simplifying t = 9.7894029107

Subproblem 2

t + -0.2040816327 = -9.585321278 Simplifying t + -0.2040816327 = -9.585321278 Reorder the terms: -0.2040816327 + t = -9.585321278 Solving -0.2040816327 + t = -9.585321278 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.2040816327' to each side of the equation. -0.2040816327 + 0.2040816327 + t = -9.585321278 + 0.2040816327 Combine like terms: -0.2040816327 + 0.2040816327 = 0.0000000000 0.0000000000 + t = -9.585321278 + 0.2040816327 t = -9.585321278 + 0.2040816327 Combine like terms: -9.585321278 + 0.2040816327 = -9.3812396453 t = -9.3812396453 Simplifying t = -9.3812396453

Solution

The solution to the problem is based on the solutions from the subproblems. t = {9.7894029107, -9.3812396453}

See similar equations:

| f-(11)=8 | | 2x^2+3x+22=0 | | √20/4.9 | | 3sin^4x=1 | | y=21/2-5 | | 3/5×5/9= | | 2z=144 | | 8x+15=185 | | -29=-5d+70 | | 3x^2+26x-34=0 | | 14x-22=314 | | 9x^6+36x^4-4x^2-16=0 | | 6x^2=24x-18 | | 5(2f-2)=4(3f-5) | | 3m^2+6mn+3n^2-48= | | 9(7+6f)=-27 | | 43.25=1.25t+7 | | 18/9x-28=10 | | w^2-7w+20=0 | | -30=0.9x+16.8 | | xy=52 | | x+4-14=30 | | 44-7x=x^2 | | -4/5(x8)=12 | | 11w+-11=0 | | 25=5(4s-3) | | 2/3×13 | | 8y+5y=5y-5+2y | | -8r-6r=-19 | | 180=(2x+2)+(5x+3) | | 4^3b=1/16 | | 27=18x |

Equations solver categories