2v2 -5v +3 = 0 how did I do this?

1 answer
Question:

2v2 -5v +3 = 0 how did I do this?

Answers

[tex]2v2 -5v +3 = 0 \\ \\\Delta = b^{2}-4ac = (-5)^{2}-4*2*3= 25-24=1\\ \\v_{1}=\frac{-b-\sqrt{\Delta }}{2a} =\frac{5- \sqrt{1 }}{2*2}=\frac{5- 1}{4}= \frac{4}{4}=1\\ \\v_{2}=\frac{-b+\sqrt{\Delta }}{2a} =\frac{5+ \sqrt{1 }}{2*2}=\frac{5+1}{4}= \frac{6}{4}=\frac{3}{2}=1\frac{1}{2}[/tex]

Similar Solved Questions

1 answer

Serrure 2 . utilise les mots de la banque de mots pour compléter les descriphons tom che faites correspondre le numéro de la question avec la lettre qui suit le mot correct de la banque de mots dans le code

serrure 2 . utilise les mots de la banque de mots pour compléter les descriphons tom che faites correspondre le numéro de la question avec la lettre qui suit le mot correct de la banque de mots dans le code...
2 answers

What is the square root of two

What is the square root of two...
1 answer

Saiful deposits a sum of RM 5000 in a bank with interest rate of 4% per annum. What is the interestearned by Saiful after 3 months ?​

Saiful deposits a sum of RM 5000 in a bank with interest rate of 4% per annum. What is the interestearned by Saiful after 3 months ?​...
1 answer

Which of the following is an example of incongruity A teacher in the classroom An astronaut on the moon A squirrel under the ocean A horse in a barn

Which of the following is an example of incongruity A teacher in the classroom An astronaut on the moon A squirrel under the ocean A horse in a barn...
2 answers

Make an original sentence using Epistrophe

Make an original sentence using Epistrophe...
1 answer

Three everyday things that exist or occur because of science

three everyday things that exist or occur because of science...
1 answer

Note there might be more than 1 answer.

Note there might be more than 1 answer....
1 answer

PLEASE HELP ME QUICKLY In ΔABC, if m∠CAD = 29°, the m∠DAB is _______

PLEASE HELP ME QUICKLY In ΔABC, if m∠CAD = 29°, the m∠DAB is _______...
2 answers

What infection is caused by the bacterium Staphylococcus aureus?​

What infection is caused by the bacterium Staphylococcus aureus?​...
1 answer

Consider the line y= -5/4x+4 . What is the slope of a line parallel to this line? What is the slope of a line perpendicular to this line?

Consider the line y= -5/4x+4 . What is the slope of a line parallel to this line? What is the slope of a line perpendicular to this line?...
1 answer

The sum of ₹900 is divided amongst A,B and C . If A received 250 more than C and B received 170 more than C, What is the percentage of C's share?Step by step explanation needed :)​

The sum of ₹900 is divided amongst A,B and C . If A received 250 more than C and B received 170 more than C, What is the percentage of C's share?Step by step explanation needed :)​...
1 answer

A diagram of the electromagnetic spectrum is shown. which wavelength is the longest safest wavelengths for humans? Helppp pleaseee

a diagram of the electromagnetic spectrum is shown. which wavelength is the longest safest wavelengths for humans? Helppp pleaseee...
1 answer

The teacher plans to mark the books this evening. Subject: __ (blank 1) Verb: __ (blank 2)

The teacher plans to mark the books this evening. Subject: __ (blank 1) Verb: __ (blank 2)...
1 answer

A suitcase is a rectangular prism whose dimensions are 1 1/4 feet by 1 1/2 feet by 2 1/4 feet. Find the volume of the suitcase. Tell me the answer as a mixed number in simplest form. Use the formula: V= lwh Good luck!

A suitcase is a rectangular prism whose dimensions are 1 1/4 feet by 1 1/2 feet by 2 1/4 feet. Find the volume of the suitcase. Tell me the answer as a mixed number in simplest form. Use the formula: V= lwh Good luck!...
1 answer

How can you quickly and naturally control your ldl? I don’t eat meat or any junk food... my ldl was little elevated... what to do to fix the problem? Any home remedies????

How can you quickly and naturally control your ldl? I don’t eat meat or any junk food... my ldl was little elevated... what to do to fix the problem? Any home remedies????...
2 answers

PLZ AWNSER I HAVE 10 MIN TO COMPLETE

PLZ AWNSER I HAVE 10 MIN TO COMPLETE...
1 answer

Which of the following symptoms would be typical of a cow experiencing bloat? a)premature birth b)bulging stomach c)diarrhea d)hair loss

Which of the following symptoms would be typical of a cow experiencing bloat? a)premature birth b)bulging stomach c)diarrhea d)hair loss...
1 answer

Large areas of land are being developed. In the process thousands of trees are being removed and bumes How would this affect the cycle?

Large areas of land are being developed. In the process thousands of trees are being removed and bumes How would this affect the cycle?...

-- 0.017687--