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Mathematics 10 Online
SkyVoltage43:

new math question

SkyVoltage43:

SkyVoltage43:

show me how to do it okay do gimme the answer

MissSugarPink132:

the quadratic formula is \[x=\frac{ -b \pm \sqrt{b ^{2}-4ac} }{ 2a}\] just plug in the numbers.

MissSugarPink132:

a is 5, b is -8, and c is 5

SkyVoltage43:

okay gimme a minute to do that brb

MissSugarPink132:

do you want the answer to make sure you got it right?

SkyVoltage43:

how do i do the b part at the top?

SkyVoltage43:

no i will figure out the answer and i will ask if its right

MissSugarPink132:

it's just plus or minus. you have to do the equation twice and will get two answers.

SkyVoltage43:

first do plus then minus

SkyVoltage43:

okay got it

MissSugarPink132:

okay let me know when you get it.

SkyVoltage43:

wait im confused on what to do with the 8

SkyVoltage43:

so far i have this

MissSugarPink132:

\[x= \frac{ -8+\sqrt{-8^2}-4(5)(5)}{ 2(5)}\]

MissSugarPink132:

just solve this out

SkyVoltage43:

x=−8+-3610

SkyVoltage43:

ops

SkyVoltage43:

the 10 is supposed to go under the -36

MissSugarPink132:

oof. I dunno how to explain this over messaging like this. do you just want the answer and then i can explain it to you when we go home?

SkyVoltage43:

yes i will just write done the problems and we can do it at my house today after school

SkyVoltage43:

gimme a sec to write it all out

MissSugarPink132:

\[x=\frac{ 4+3i }{ 5 } x=\frac{ 4-3i }{ 5 }\]

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