द्विघात समीकरण /2x ² + 7x + 5/2 = 0 के हल गुणनखण्ड विधि से ज्ञात करो ।
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Answer:
It can be written as 4x^2+14x+5=0
Explanation:
4x^2+2.7.x+49-49+5=0
(2x+7)^2-44=0
(2x+7)^2=(√44)^2=(2√11)^2
2x+7=2√11, x=(2√11-7)/2
2x+7=-2√11, x=-(7+2√11)/2
two answers: (2√11-7)/2 and -(2√11+7)/2
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