If (a + b)2 = = 73 and ab = 65, find the value of a +b.
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Step-by-step explanation:
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Answer:
√73
Step-by-step explanation:
because 73 is a prime number, so, can't be defined as x×y.
if x= a+b
and y=a+b
then according to the question,
x×y= (a+b)(a+b) = (a+b)^2 = 73
now this means that (a+b)(a+b) = (√73)(√73)
So, from this we can easily suggest that √73 is equal to a+b.
think, that your question is wrong. value of ab can't be equal to 65.
If you will check the upper solution of bhumiarora (not mine), you will find the value wrong. put that value of a+b in (a+b)^2 and then solve it you will not get 73. But if you will put √73 then it will be 73. So, check your question again please
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