If the square of the sum of two numbers is equal to 4 times of their product. Then the ratio of these numbers is:
Solution
Correct Answer: Option C
মনে করি ,সংখ্যাদ্বয় x ও y
প্রশ্নমতে ,(x+y)² =4xy
⇒ x² +2xy+y² =4xy
⇒ x² +2xy+y² -4xy=0
⇒ x² -2xy+y² =0
⇒ (x-y)² =0
⇒ x-y=0
⇒ x=y
⇒ x/y=1
⇒ x/y=1/1
x:y=1:1
প্রশ্নমতে ,(x+y)² =4xy
⇒ x² +2xy+y² =4xy
⇒ x² +2xy+y² -4xy=0
⇒ x² -2xy+y² =0
⇒ (x-y)² =0
⇒ x-y=0
⇒ x=y
⇒ x/y=1
⇒ x/y=1/1
x:y=1:1
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