Math, asked by anushree87981, 2 months ago

8.Find the roots of quadratic equation: 2x2 + 5x + 2 =0

Answers

Answered by RvP10

0

Answer:

$2x^{2}+5x+2=0\\2x^{2}+4x+x+2=0\\2x(x+2)+1(x+2)=0\\(2x+1)(x+2)=0\\x+2=0 ||=> x=-2\\2x+1=0||=> x=-1/2\\$

Previous Question

Next Question

Similar questions

Computer Science, 1 month ago

Open office impress helps in making what?

English, 1 month ago

What declaration did Jakanachari make to the crowd gathered around the temple in ‘The Restored Arm’?

Computer Science, 1 month ago

What will be the output for the following program? <body> <p>Hello SJPS</p> </body...

Chemistry, 2 months ago

आयनिक यौगिक एवं सह संयोजी यौगिक क्या है स्पष्ट कीजिए...

English, 2 months ago

Complete the sentence by using has or have in the blanks: 1.He..............written an essay. 2.They...........already informed him about the matter. 3.She............ sung a song. 4.You..........not done it according to plan. 5.Who.......... broken this glass? 6.The Ship..........sunk in the sea. 7.The judge..........given his judgement. 8.I............shaved off my beard. 9.They...........

Geography, 8 months ago

Resource planning is very essential for a country. Explain...

Chemistry, 8 months ago

If NaVa>NbVb the solution is. option a)basic b)acidic c)neutral d)both b and c...

Hindi, 8 months ago

2 स्वनाम के कितने भेद होते हैं? (A) पाँच (B) छः (C) चार मैं, तुम, हम, वह, आप, वे आदि किस सर्वनाम के अंतर्गत आते हैं ? (A) पुरुषवाचक सर्वनाम (B) निश्चयवाचक सर्वनाम प्रश्नवाचक सर्वनाम 4 पुरुषवाचक सर्वनाम के कितने भेद हैं ? I (A) तीन (B) चार (C) छः मैं स्कूल जाता हूँ। (वाक्य में सर्वनाम बताइए ।) (A) स्कूल (B) मैं (C) जाता हूँ...