Question Factor the expression (n−5)(n+5) Evaluate n2−25Rewrite the expression in exponential form n2−52Solution (n−5)(n+5) Show Solution Find the roots n1=−5,n2=5 Evaluate n2−25To find the roots of the expression,set the expression equal to 0 n2−25=0Move the constant to the right-hand side and change its sign n2=0+25Removing 0 doesn't change the value,so remove it from the expression n2=25Take the root of both sides of the equation and remember to use both positive and negative roots n=±25Simplify the expression More Steps Evaluate 25Write the number in exponential form with the base of 5 52Reduce the index of the radical and exponent with 2 5 n=±5Separate the equation into 2 possible cases n=5n=−5Solution n1=−5,n2=5 Show Solution
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