Question Factor the expression (c−5)(c+5) Evaluate c2−25Rewrite the expression in exponential form c2−52Solution (c−5)(c+5) Show Solution Find the roots c1=−5,c2=5 Evaluate c2−25To find the roots of the expression,set the expression equal to 0 c2−25=0Move the constant to the right-hand side and change its sign c2=0+25Removing 0 doesn't change the value,so remove it from the expression c2=25Take the root of both sides of the equation and remember to use both positive and negative roots c=±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 c=±5Separate the equation into 2 possible cases c=5c=−5Solution c1=−5,c2=5 Show Solution
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