Question Simplify the expression 97x7−96×7x6+1240029x5−229635x4+25515x3−1701x2+63x−1 Evaluate (9x−1)7Solution 97x7−96×7x6+1240029x5−229635x4+25515x3−1701x2+63x−1 Show Solution Find the roots x=91Alternative Form x=0.1˙ Evaluate (9x−1)7To find the roots of the expression,set the expression equal to 0 (9x−1)7=0The only way a power can be 0 is when the base equals 0 9x−1=0Move the constant to the right-hand side and change its sign 9x=0+1Removing 0 doesn't change the value,so remove it from the expression 9x=1Divide both sides 99x=91Solution x=91Alternative Form x=0.1˙ Show Solution
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