Question Simplify the expression 2j−19 Evaluate 2j−1−18Solution 2j−19 Show Solution Find the roots j=219Alternative Form j=9.5 Evaluate 2j−1−18To find the roots of the expression,set the expression equal to 0 2j−1−18=0Subtract the numbers 2j−19=0Move the constant to the right-hand side and change its sign 2j=0+19Removing 0 doesn't change the value,so remove it from the expression 2j=19Divide both sides 22j=219Solution j=219Alternative Form j=9.5 Show Solution
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