Question
If 3x + [1/(5x)] = 7, then what is the value of 5x/(15x^2 + 15x + 1)?
यदि 3x + [1 / (5x)] = 7, तो 5x / (15x^2 + 15x +1) का मान क्या है?
A.
B.
C.
D.
Answer C.
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C.3x + [1/(5x)] = 7 (15x^2+1)/5x=7 =15x^2+1=35x Now- 5x / (15x^2 + 15x +1) 5x/35x+15x (15x^2+1=35x) =5x/50x =1/10 So the correct answer is option C.
C.3x + [1/(5x)] = 7 (15x^2+1)/5x=7 =15x^2+1=35x अब - 5x / (15x^2 + 15x +1) 5x/35x+15x (15x^2+1=35x) =5x/50x =1/10 इसलिए सही उत्तर विकल्प C है।
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