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Mathematics 12 Online
OpenStudy (anonymous):

(2x – 1)(x + 7) = 0 Did i do this right guessing I distribute 2x*x = 2x^2 + 2x*7=14. -1* x = x -1*7 = -7 2x^2 +14+ x -7 2x^2 +x = 2x^3 14 -7= 7 2x^3+ 7

pooja195 (pooja195):

Are we solving for x?

OpenStudy (anonymous):

Solve each quadratic equation. Show your work. that's what it says.

pooja195 (pooja195):

so they want the value of x?

pooja195 (pooja195):

(2x – 1)(x + 7) = 0 We would use the 0 product property right? @jim_thompson5910 :/ am i right?

OpenStudy (anonymous):

Huh?

jimthompson5910 (jim_thompson5910):

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jimthompson5910 (jim_thompson5910):

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jimthompson5910 (jim_thompson5910):

solve each equation for x

pooja195 (pooja195):

i was right :)

pooja195 (pooja195):

@Ashtaroth You are doing more work than needed

OpenStudy (anonymous):

More work then needed? What do you mean?

pooja195 (pooja195):

You dont need to do all that work just do what @jim_thompson5910 drew

OpenStudy (anonymous):

Oh. Kool then.

OpenStudy (anonymous):

So after that i'm finish?

pooja195 (pooja195):

yes u will have 2 solution's

OpenStudy (usukidoll):

after you solve those equations .. yes.. there should be x = (two numbers)

pooja195 (pooja195):

x=? x=?

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