Math, asked by zeddkale, 8 months ago

pls answer
FOR: BRAINLIEST​

Attachments:

Answers

Answered by abdullah060903112
0

Answer:no it doesnt have

Step-by-step explanation:

Answered by ayshalatheef2005
0

Answer:

determine whether the given quadratic equation has real roots and if so, find the roots 6x²+x=0

Step-by-step explanation:

Answer:

\begin{gathered}answer \\ x = \frac{1}{2} \\ \\ x = \frac{ - 2}{3}\end{gathered}

answer

x=

2

1

x=

3

−2

Step-by-step explanation:

\begin{gathered}\large \bold \red{ \underline{ \underline{to \: \: find}}} \\ quadratic \: \: equation \: \: has \: \: real \: \: roots \: \: and \: \: if \: \: so \\ find \: \: the \: \: roots \: \: of \: \: equations \: \: 6 {x}^{2} + x - 2 = 0 \\ \large \bold \orange{ \underline{ \underline{explanation}}} \\ \large \bold \green{notes} \\ 1) = \: if \: \: d > 0 \: \: roots \: \: are \: \: real \: \: and \: \: unequal \\ 2) = if \: \: d = 0 \: \: roots \: \: are \: \: real \: \: and \: \: equal \\ 3) =if \: \: d < 0 \: \: roots \: \: are \: \: imaginary \\ \\ \large \bold \pink{check \: \: the \: \: nature \: \: of \: \: roots} \\ 6 {x}^{2} + x - 2 = 0 \\ d = {b}^{2} - 4ac \\ d = {1}^{2} - 4(6)( - 2) \\ d = 1 + 48 \\ d = 49 \\ it \: \: means \: \: roots \: \: are \: \: real \: \: and \: \: equal \\ x = \frac{ - b + \sqrt{d} }{2a} \\ x = \frac{ - 1 + \sqrt{49} }{12} \\ \\ x = \frac{ - 1 + 7}{12} \\ \\ x = \frac{6}{12} \\ \\ x = \frac{1}{2} \\ \\ x = \frac{ - b - \sqrt{d} }{2a} \\ \\ x = \frac{ - 1 - \sqrt{49} }{12} \\ \\ x = \frac{ - 1 - 7}{12} \\ \\ x = \frac{ - 8}{12} \\ \\ x = \frac{ - 2}{3}\end{gathered}

tofind

quadraticequationhasrealrootsandifso

findtherootsofequations6x

2

+x−2=0

explanation

notes

1)=ifd>0rootsarerealandunequal

2)=ifd=0rootsarerealandequal

3)=ifd<0rootsareimaginary

checkthenatureofroots

6x

2

+x−2=0

d=b

2

−4ac

d=1

2

−4(6)(−2)

d=1+48

d=49

itmeansrootsarerealandequal

x=

2a

−b+

d

x=

12

−1+

49

x=

12

−1+7

x=

12

6

x=

2

1

x=

2a

−b−

d

x=

12

−1−

49

x=

12

−1−7

x=

12

−8

x=

3

−2

Similar questions