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Simplifying 7t4 + -10t2 + -125 = 0 Reorder the terms: -125 + -10t2 + 7t4 = 0 Solving -125 + -10t2 + 7t4 = 0 Solving for variable 't'. Factor a trinomial. (-25 + -7t2)(5 + -1t2) = 0Subproblem 1
Set the factor '(-25 + -7t2)' equal to zero and attempt to solve: Simplifying -25 + -7t2 = 0 Solving -25 + -7t2 = 0 Move all terms containing t to the left, all other terms to the right. Add '25' to each side of the equation. -25 + 25 + -7t2 = 0 + 25 Combine like terms: -25 + 25 = 0 0 + -7t2 = 0 + 25 -7t2 = 0 + 25 Combine like terms: 0 + 25 = 25 -7t2 = 25 Divide each side by '-7'. t2 = -3.571428571 Simplifying t2 = -3.571428571 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.Subproblem 2
Set the factor '(5 + -1t2)' equal to zero and attempt to solve: Simplifying 5 + -1t2 = 0 Solving 5 + -1t2 = 0 Move all terms containing t to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1t2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1t2 = 0 + -5 -1t2 = 0 + -5 Combine like terms: 0 + -5 = -5 -1t2 = -5 Divide each side by '-1'. t2 = 5 Simplifying t2 = 5 Take the square root of each side: t = {-2.236067978, 2.236067978}Solution
t = {-2.236067978, 2.236067978}
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