Question

दो क्रमागत धन पूर्णांकों का गुणनफल 240 है तो पूर्णांक ज्ञात करे​

Answer 1

Step-by-step explanation:

Mana do kramagat Dhan purnank x ana x+1.

x(x+1)=240

$x {}^{2} + x = 240 \\ x {}^{2} + x - 240 = 0 \\ x {}^{2} + 16x - 15x - 240 = 0 \\ x(x + 16) - 15(x + 16) = 0 \\(x + 16)(x - 15) = 0 \\ x = - 16and15 \\ x = 15 \: is \: answere$

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