If a+b=9 and ab=18,find the value of a and b.
1 answer:
Answer:
Given:
a + b = 9
=> a = 9 - b
Given:
a x b = 18
=> (9 - b) x b = 18
=> 9b - b^2 = 18
=> b^2 - 9b + 18 = 0
=> (b - 3)(b - 6) = 0
=> b = 3 => a = 6
=> b = 6 => a = 3
Hope this helps
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It’s 4, I hope it helps!!
It's one solution.
no matter how you solve it, it will equal j = 1.
