A number is multiplied by 7/3 times itself and then 61 is subtracted from the product obtained. If the final result is 9200, then the number is -------?
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Answered by
63
Let the number be x
A/q
x×(7x/3) -61 = 9200
⇒7x² - 183 = 27600
⇒7x² = 27600 +183 = 27783
⇒x² = 27783/7 = 3969
⇒x= √3969 = 63
A/q
x×(7x/3) -61 = 9200
⇒7x² - 183 = 27600
⇒7x² = 27600 +183 = 27783
⇒x² = 27783/7 = 3969
⇒x= √3969 = 63
Answered by
25
SO THE ANSWER IS 63
AS SHOWN ABOVE IN PHOTOGRAPH
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