Question 10b−2 Factor the expression 2(5b−1) Evaluate 10b−2Solution 2(5b−1) Show Solution Find the roots b=51Alternative Form b=0.2 Evaluate 10b−2To find the roots of the expression,set the expression equal to 0 10b−2=0Move the constant to the right-hand side and change its sign 10b=0+2Removing 0 doesn't change the value,so remove it from the expression 10b=2Divide both sides 1010b=102Divide the numbers b=102Solution b=51Alternative Form b=0.2 Show Solution
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