Question Simplify the expression r2−615 Evaluate 1×r2×1−615Solution r2−615 Show Solution Find the roots r1=−615,r2=615Alternative Form r1≈−24.799194,r2≈24.799194 Evaluate 1×r2×1−615To find the roots of the expression,set the expression equal to 0 1×r2×1−615=0Multiply the terms r2−615=0Move the constant to the right-hand side and change its sign r2=0+615Removing 0 doesn't change the value,so remove it from the expression r2=615Take the root of both sides of the equation and remember to use both positive and negative roots r=±615Separate the equation into 2 possible cases r=615r=−615Solution r1=−615,r2=615Alternative Form r1≈−24.799194,r2≈24.799194 Show Solution
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