Question
If one of the roots of the equation x² – 18x + 72 = 0
is 6, then what is the other root?Solution
x² – 18x + 72 = 0 x² – 12x-6x + 72 = 0 = x(x-12)-6(x-12) =0 =(x-6) (x-12) =0 When –(x-12) =0 x=12.
More Algebra Questions
2√574 + 19.956% of 1449.978 = ?% of 628.08
Find the value of ‘x’ in the given expression:[144 + {2 × (13 ÷ 0.5 × 6 – 3) ÷ 4} – 6.5] = x
What approximate value will come in place of the question mark (?) in the following question?
? + (18.95 × 3.06) = 77.07? = 22.08 + 13.99 × 22.07
45.05% of 260.05 – 20.15% of 149.99 × 3.02 = ?
[(120.96 × 12.09) ÷ ?] ÷ 6 = 19.96% of 55.07
(2220.23 ÷ 36.98) + (768.32 ÷ 23.9) + 1644.11 = ?
12.5% of 6400 + (17 × 25) = ?% of 2200+ 125Â
47.87% of 749.76 + 35.11% of 399.76 = √? + 23.15 × 20.87
13.99% of 399.99 ÷ 28.17 = ? ÷ 25.15
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