25x^2-1000x+100=0

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Solution for 25x^2-1000x+100=0 equation:


Simplifying
25x2 + -1000x + 100 = 0

Reorder the terms:
100 + -1000x + 25x2 = 0

Solving
100 + -1000x + 25x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '25'.
25(4 + -40x + x2) = 0

Ignore the factor 25.

Subproblem 1

Set the factor '(4 + -40x + x2)' equal to zero and attempt to solve: Simplifying 4 + -40x + x2 = 0 Solving 4 + -40x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-4' to each side of the equation. 4 + -40x + -4 + x2 = 0 + -4 Reorder the terms: 4 + -4 + -40x + x2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -40x + x2 = 0 + -4 -40x + x2 = 0 + -4 Combine like terms: 0 + -4 = -4 -40x + x2 = -4 The x term is -40x. Take half its coefficient (-20). Square it (400) and add it to both sides. Add '400' to each side of the equation. -40x + 400 + x2 = -4 + 400 Reorder the terms: 400 + -40x + x2 = -4 + 400 Combine like terms: -4 + 400 = 396 400 + -40x + x2 = 396 Factor a perfect square on the left side: (x + -20)(x + -20) = 396 Calculate the square root of the right side: 19.899748742 Break this problem into two subproblems by setting (x + -20) equal to 19.899748742 and -19.899748742.

Subproblem 1

x + -20 = 19.899748742 Simplifying x + -20 = 19.899748742 Reorder the terms: -20 + x = 19.899748742 Solving -20 + x = 19.899748742 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + x = 19.899748742 + 20 Combine like terms: -20 + 20 = 0 0 + x = 19.899748742 + 20 x = 19.899748742 + 20 Combine like terms: 19.899748742 + 20 = 39.899748742 x = 39.899748742 Simplifying x = 39.899748742

Subproblem 2

x + -20 = -19.899748742 Simplifying x + -20 = -19.899748742 Reorder the terms: -20 + x = -19.899748742 Solving -20 + x = -19.899748742 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + x = -19.899748742 + 20 Combine like terms: -20 + 20 = 0 0 + x = -19.899748742 + 20 x = -19.899748742 + 20 Combine like terms: -19.899748742 + 20 = 0.100251258 x = 0.100251258 Simplifying x = 0.100251258

Solution

The solution to the problem is based on the solutions from the subproblems. x = {39.899748742, 0.100251258}

Solution

x = {39.899748742, 0.100251258}

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