Tuesday

July 29, 2014

July 29, 2014

Posted by **Sabrina** on Saturday, September 25, 2010 at 9:32am.

(1-i33)/2

change it to the standard form first

x^2 - x + 7 = 0

a=1, b=-1, c = 7

x = (1 } (1 - 4(1)(7))/2

= (1 } -27)/2

Your answer is an imaginary number or called a complex number, you could rewrite is as

x = (1 } 33 i)/2

**Related Questions**

Math Reiny question - This is the problem you helped me with. I was curious, do ...

Pre-Calculus - Reiny - Reiny you helped me with this logarithm yesterday: How ...

Math-Algebra 1 - Part 1: When writing linear equations, how do you determine ...

reiny - How do I find a variance for a set of numbers {1,16,8,17,12} I got that ...

Math - Dear Reiny! U r a life-saver! Is there a short cut to how can I set the ...

Thank you Jiskha and Reiny - I just wanted to write a post to thank everyone who...

A Math Equation...Plz Help... - |2x + 4| is always larger than or equal to zero...

College Algebra - Change 2x^2-5x=25 to standard form. Then find the solution set...

Chemistry - A buffer solution of volume 100.0 mL is 0.150 M Na2HPO4(aq) and 0....

ATTN: Reiny - How do you write in correct set notation?