Question Simplify the expression n2−2 Evaluate n×n−2Solution n2−2 Show Solution Find the roots n1=−2,n2=2Alternative Form n1≈−1.414214,n2≈1.414214 Evaluate n×n−2To find the roots of the expression,set the expression equal to 0 n×n−2=0Multiply the terms n2−2=0Move the constant to the right-hand side and change its sign n2=0+2Removing 0 doesn't change the value,so remove it from the expression n2=2Take the root of both sides of the equation and remember to use both positive and negative roots n=±2Separate the equation into 2 possible cases n=2n=−2Solution n1=−2,n2=2Alternative Form n1≈−1.414214,n2≈1.414214 Show Solution
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