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January 28, 2015

January 28, 2015

Posted by **Kyrstal** on Thursday, December 27, 2012 at 8:09pm.

7x-6 less than or equal to 3x^2

please show work

- calculus -
**Damon**, Thursday, December 27, 2012 at 8:20pm3x^2>7x-6

3 x^2 - 7 x + 6 > 0

parabola upright(holds water)

zeros at 7/6 +/- (1/6)sqrt(49-36)

7/6 +/ - (1/6)sqrt(13)

so

x< 7/6 - (1/6) sqrt 13

or

x> 7/6 + (1/6) sqrt 13

- calculus -
**Steve**, Thursday, December 27, 2012 at 11:32pmgood, except it's ≤, not <

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