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Simplifying 5w2 = -3w + 1 Reorder the terms: 5w2 = 1 + -3w Solving 5w2 = 1 + -3w Solving for variable 'w'. Reorder the terms: -1 + 3w + 5w2 = 1 + -3w + -1 + 3w Reorder the terms: -1 + 3w + 5w2 = 1 + -1 + -3w + 3w Combine like terms: 1 + -1 = 0 -1 + 3w + 5w2 = 0 + -3w + 3w -1 + 3w + 5w2 = -3w + 3w Combine like terms: -3w + 3w = 0 -1 + 3w + 5w2 = 0 Begin completing the square. Divide all terms by 5 the coefficient of the squared term: Divide each side by '5'. -0.2 + 0.6w + w2 = 0 Move the constant term to the right: Add '0.2' to each side of the equation. -0.2 + 0.6w + 0.2 + w2 = 0 + 0.2 Reorder the terms: -0.2 + 0.2 + 0.6w + w2 = 0 + 0.2 Combine like terms: -0.2 + 0.2 = 0.0 0.0 + 0.6w + w2 = 0 + 0.2 0.6w + w2 = 0 + 0.2 Combine like terms: 0 + 0.2 = 0.2 0.6w + w2 = 0.2 The w term is 0.6w. Take half its coefficient (0.3). Square it (0.09) and add it to both sides. Add '0.09' to each side of the equation. 0.6w + 0.09 + w2 = 0.2 + 0.09 Reorder the terms: 0.09 + 0.6w + w2 = 0.2 + 0.09 Combine like terms: 0.2 + 0.09 = 0.29 0.09 + 0.6w + w2 = 0.29 Factor a perfect square on the left side: (w + 0.3)(w + 0.3) = 0.29 Calculate the square root of the right side: 0.538516481 Break this problem into two subproblems by setting (w + 0.3) equal to 0.538516481 and -0.538516481.Subproblem 1
w + 0.3 = 0.538516481 Simplifying w + 0.3 = 0.538516481 Reorder the terms: 0.3 + w = 0.538516481 Solving 0.3 + w = 0.538516481 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-0.3' to each side of the equation. 0.3 + -0.3 + w = 0.538516481 + -0.3 Combine like terms: 0.3 + -0.3 = 0.0 0.0 + w = 0.538516481 + -0.3 w = 0.538516481 + -0.3 Combine like terms: 0.538516481 + -0.3 = 0.238516481 w = 0.238516481 Simplifying w = 0.238516481Subproblem 2
w + 0.3 = -0.538516481 Simplifying w + 0.3 = -0.538516481 Reorder the terms: 0.3 + w = -0.538516481 Solving 0.3 + w = -0.538516481 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-0.3' to each side of the equation. 0.3 + -0.3 + w = -0.538516481 + -0.3 Combine like terms: 0.3 + -0.3 = 0.0 0.0 + w = -0.538516481 + -0.3 w = -0.538516481 + -0.3 Combine like terms: -0.538516481 + -0.3 = -0.838516481 w = -0.838516481 Simplifying w = -0.838516481Solution
The solution to the problem is based on the solutions from the subproblems. w = {0.238516481, -0.838516481}
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