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Solve each equation by undoing each operation:
2(x+4)^2  7= 0
 10 months ago
 10 months ago
Solve each equation by undoing each operation: 2(x+4)^2  7= 0
 10 months ago
 10 months ago

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amistre64Best ResponseYou've already chosen the best response.2
add, divide, sqrt, subtract
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
in order to solve for x, its best not to have a bunch of seperate terms of x
 10 months ago

e.cociubaBest ResponseYou've already chosen the best response.0
Ok so this is where I am at: dw:1370954995424:dw
 10 months ago

chris00Best ResponseYou've already chosen the best response.0
yep. divide both sides by 2 now.
 10 months ago

chris00Best ResponseYou've already chosen the best response.0
i personally would do it a different way.
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
and quadratic formula is not faster ....
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
dw:1370955168617:dw
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
we are trying to unwrap the "x" ... its stuck inside alot of excess baggage
 10 months ago

e.cociubaBest ResponseYou've already chosen the best response.0
Ok so this is where I am: dw:1370955243877:dw
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
so far so good, i would not try to decimate that sqrt(7/2) tho .. unless its asking for an approximation
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
leave it alone .... the fraction is not important
 10 months ago

e.cociubaBest ResponseYou've already chosen the best response.0
Ok so this then? dw:1370955496977:dw
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
\[x+4=\pm\sqrt{\frac{7}{2}}\] this is an EXACT value, so unless the solution is asking you to decimate it ... leave it as is
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
now finish off that 4 that keeps tagging along
 10 months ago

e.cociubaBest ResponseYou've already chosen the best response.0
Oh ok so it's: dw:1370955725448:dw Correct?
 10 months ago

e.cociubaBest ResponseYou've already chosen the best response.0
Awesome! Thanks guys! I appreciate it! GBU! :)
 10 months ago

amistre64Best ResponseYou've already chosen the best response.2
\[x=\frac{8\pm\sqrt{14}}{2}\]is also acceptable i believe
 10 months ago

chris00Best ResponseYou've already chosen the best response.0
OH QUADRATIC FORMULA! haha
 10 months ago

e.cociubaBest ResponseYou've already chosen the best response.0
Thanks for being patient with me guys! I appreciate it ;)
 10 months ago

chris00Best ResponseYou've already chosen the best response.0
i'm going to hit the sack now. have fun with maths :) good luck
 10 months ago

e.cociubaBest ResponseYou've already chosen the best response.0
Thanks you for you help! :)
 10 months ago
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