OpenStudy (anonymous):

Use the quadratic formula to solve 2y2 – 5y = –2. A. {–½, 2} B. {–½, –2} C. {½, 2} D. {½, –2}

3 years ago
OpenStudy (anonymous):

first of all, this isnt the MATH section. but ill help u anyways. 2nd of all, do you know the quadratic formula?

3 years ago
OpenStudy (anonymous):

okay so the quadratic formula is \[x=[-b \pm \sqrt{b ^{2}-4ac} ]\ \div 2a\]

3 years ago
OpenStudy (anonymous):

first you have to convert your equation: 2y2 – 5y = –2 to slope-intercept form.: y=mx+b

3 years ago
OpenStudy (anonymous):

or instead of the slope-intercept form, you can put it in Standard form: Ax+By=C

3 years ago