3t^2-3t-10=0

Simple and best practice solution for 3t^2-3t-10=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 3t^2-3t-10=0 equation:


Simplifying
3t2 + -3t + -10 = 0

Reorder the terms:
-10 + -3t + 3t2 = 0

Solving
-10 + -3t + 3t2 = 0

Solving for variable 't'.

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

Divide each side by '3'.
-3.333333333 + -1t + t2 = 0

Move the constant term to the right:

Add '3.333333333' to each side of the equation.
-3.333333333 + -1t + 3.333333333 + t2 = 0 + 3.333333333

Reorder the terms:
-3.333333333 + 3.333333333 + -1t + t2 = 0 + 3.333333333

Combine like terms: -3.333333333 + 3.333333333 = 0.000000000
0.000000000 + -1t + t2 = 0 + 3.333333333
-1t + t2 = 0 + 3.333333333

Combine like terms: 0 + 3.333333333 = 3.333333333
-1t + t2 = 3.333333333

The t term is -1t.  Take half its coefficient (-0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
-1t + 0.25 + t2 = 3.333333333 + 0.25

Reorder the terms:
0.25 + -1t + t2 = 3.333333333 + 0.25

Combine like terms: 3.333333333 + 0.25 = 3.583333333
0.25 + -1t + t2 = 3.583333333

Factor a perfect square on the left side:
(t + -0.5)(t + -0.5) = 3.583333333

Calculate the square root of the right side: 1.892969449

Break this problem into two subproblems by setting 
(t + -0.5) equal to 1.892969449 and -1.892969449.

Subproblem 1

t + -0.5 = 1.892969449 Simplifying t + -0.5 = 1.892969449 Reorder the terms: -0.5 + t = 1.892969449 Solving -0.5 + t = 1.892969449 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + t = 1.892969449 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + t = 1.892969449 + 0.5 t = 1.892969449 + 0.5 Combine like terms: 1.892969449 + 0.5 = 2.392969449 t = 2.392969449 Simplifying t = 2.392969449

Subproblem 2

t + -0.5 = -1.892969449 Simplifying t + -0.5 = -1.892969449 Reorder the terms: -0.5 + t = -1.892969449 Solving -0.5 + t = -1.892969449 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + t = -1.892969449 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + t = -1.892969449 + 0.5 t = -1.892969449 + 0.5 Combine like terms: -1.892969449 + 0.5 = -1.392969449 t = -1.392969449 Simplifying t = -1.392969449

Solution

The solution to the problem is based on the solutions from the subproblems. t = {2.392969449, -1.392969449}

See similar equations:

| 204.8=0.33333333333*40.96*h | | 97=2x+6x+9 | | 8(y-7)-(5y+3)-7(6y-5)= | | B=0.33333333333*2.25*1.4 | | 1020=(x+20)*12 | | 1.3653=0.33333333333*2.56*h | | 1.3653=0.33333333333*2.56*h | | 1.3653=0.33333333333*2.56*h | | 1.3653=0.33333333333*2.56*h | | 5x+14=30-3x | | X=300L | | 2718.144=0.33333333333*B*20.8 | | 5407.4547=0.33333333333*571.21*h | | 3-2*cos*x-4*sin*x-cos*2*x+sin*2*x=0 | | 2632=28(p+35) | | 3m-16m=104 | | 3y^2+7=0 | | 7p+4=8p+8 | | -7(-3)= | | 42=6r | | -9x-8=8x+26 | | -3(y+9)= | | 300=xl | | 4x^2-10x-8=0 | | 5x+3-7x=-13 | | -7(2p+3)-16=3(5p+7) | | 2X^3-9X-12=0 | | 9-5n+2n=29-65 | | 8(z-6)= | | -70+15y+7=6(3y-5)-6 | | 6(c+2)=2(c-2) | | 9(c-2)+3=2+c-17 |

Equations solver categories