Question

3
Find the discriminant of7y-4y+5-0and examine thenature of roots
द्विघात समीकरण 7y+4y+5-0 का विविक्तकर ज्ञात कीजिए और मूलों की प्रकृति
बताण​

Answer 1

Step-by-step explanation:

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Answer 2

QUES. - Find the discriminant of7y-4y+5-0and examine the nature of roots ?

SOLUTION -

FORMULA OF DISCRIMINANT

${b}^{2} - 4ac \: \: = 0$

Here ,

b = -4

a = 7

c = 5

${b}^{2} - 4ac = 0 \\ \\ {( - 4)}^{2} - 4(7)(5) = 0 \\ \\ 16 - 140 = 0 \\ \\ - 134 < 0$

NATURE OF ROOTS ÷

NO REAL ROOTS