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anonymous
 one year ago
Use the quadratic formula to solve 2y2 – 3y = 2.
A.
{½, 2}
B.
{½, –2}
C.
{–½, –2}
D.
{–½, 2}
anonymous
 one year ago
Use the quadratic formula to solve 2y2 – 3y = 2. A. {½, 2} B. {½, –2} C. {–½, –2} D. {–½, 2}

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pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Before the subtract the 2 so the the equation is = to 0 \[\huge 2y^23y2\]

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2What are your a b c values?

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Once you have those we can plug it into this equation AKA Quadratic Formula

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2\[\huge~x=\frac{ b \pm \sqrt{b^24ac} }{ 2a }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I barley started to learn this, do you think you can walk me through it, step by step?

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2\[\huge~ax^2+bx+c\] \[\huge~2y^23y2=0\] Anything that is ^2 will be the A just tell the number ignore the y^2 then anything with a plain vairble will just be the b value in this case it is 3 A number alone is the C value which in this case is 2

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Good now we plug it in

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Step 1. Subtract 2 from both sides: \[2y^2−3y−2=2−2\] \[= 2y^2−3y−2=0\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay! @KendrickLamar2014

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Step 2. Factor the Left side: \[(2y+1)(y−2)=0\]

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2\[\huge~x=\frac{ (3)\pm \sqrt{(3)^24(2)(2)} }{ 2(2) } \]

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Step 3. Set the factors to equal 0: \[2y+1=0~ or ~y−2=0\]

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2@KendrickLamar2014 it says to use the quadratic formula not factoring

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2I know, but you can get the same answer.

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2They need to use the quadratic formula its the directions.

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2\[= y = \frac{ 1 }{ 2 }~or~ y = 2\]

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Or just give them the answer...... @ninowletonzalez06 are you allowed to use factoring?

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Yah, I was just showing her that there are many ways to solve this equation

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Or have u not learned it because the Quadratic formula comes before factoring @KendrickLamar2014

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Well now i bet that the asker is confused ..

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0a liitle, can you explain it in the easiest form!

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2do you HAVE to use the quadratic formula?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0by what the question is asking yes!

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0are you still there?

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Ok :) All i did here was plug in the values

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2LaTex isnt working i cant finish it ..

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2\[\huge~x=\frac{ (3) \pm \sqrt{(3)^24(2)(2)} }{ 2(2)} \]

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2\[\huge~x=\frac{ 3 \pm \sqrt{(3)^24(2)(2)} }{ 2(2)} \] simplify whats in the square root but DO NOT square root it

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1433005023557:dw

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2(3)^24(2)(2) thats all just miltiply :P

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2hmmm nope let me help u out :) i plugged it into a calc and got 25 \[\huge~x=\frac{ 3 \pm \sqrt{25} }{ 4} \]

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Now we turn it into 2 diffrent problems \[\huge \frac{ 3+\sqrt{25} }{ 4 }\] and \[\huge \frac{ 3\sqrt{25} }{ 4 }\]

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2Do you know how to solve?

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2im kinda confused on the solvng part :/ ive always used a clac to solve @KendrickLamar2014 do you know?

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2@ybarrap can you help solve .. please :)

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2\(\color{blue}{\text{Originally Posted by}}\) @pooja195 Now we turn it into 2 diffrent problems \[\huge \frac{ 3+\sqrt{25} }{ 4 }\] and \[\huge \frac{ 3\sqrt{25} }{ 4 }\] \(\color{blue}{\text{End of Quote}}\) this

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2i use a calc to solve that last step i dont know how to explain it

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Oh, to explain or to solve it?

ybarrap
 one year ago
Best ResponseYou've already chosen the best response.0@pooja195 looks like you've got it covered here

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2I belive you take the square root of 25, then you add/subtract 3, lastly divide by 4

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Ye, thats how you solve it ^

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do u add or subtract

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Its two equations

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2\[\frac{ 3 + \sqrt25 }{ 4 }\] \[\frac{ 3\sqrt25 }{ 4 }\] Two equations

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2\[\sqrt 25 = 5\] \[3+5 = 8\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay! i understand now!

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2\[\frac{ 8 }{ 4 } = 2\]

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Can you solve the other equation?

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2This equation:\[\frac{ 3\sqrt25 }{ 4}\]

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2No, lets go stepbystep. What is the square root of 25?

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Yes, now what is 35?

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2Yes, now what is \[\frac{ 2 }{ 4 }\]

KendrickLamar2014
 one year ago
Best ResponseYou've already chosen the best response.2D is Correct
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