find the whose sum is 27 and product is 182
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Find the number whose sum is 27 and product is 182.
Answer
Let the first number be x then the second number will be 27−x.
$x(27-x)=182$$
⇒27x−x² =182
⇒x ² −27x+182=0
⇒x²
−13x−14x+182=0
⇒x(x−13)−14(x−13)=0
⇒(x−14)(x−13)=0
⇒x=14,13
If the first number is 14, then the second number is 13 and if the first number is 13, then the second number is 14.
Answered by
1
Answer:
Let the number be x.
- therefore,second no. will be 27-x
- according to question
- x(27-x)=182
- 27x-x^2=182
- x^2-27x+182=0
- x^2-14x-13x+182=0
- x(x-14)-13(x-14)=0
- (x-14)(x-13)=0
- x=14 or x=13
- thus the value of x is 14,13.
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