Problema Solution
the product of a number and the number increased by 9 is 36. What is the larger of the two solutions?
Answer provided by our tutors
let 'x' represent the number
the number increased by 9 is: x + 9
the product of a number and the number increased by 9 is 36:
x(x + 9) = 36
by solving we find two solutions:
x1 = 3
x2 = -12
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since 3 > -12 the larger solution is 3.