i have this equation 500x^2-250x-30=0 i keep getting an imaginary number when i try to work this out. Should i use the negative on -250 when i am squaring it? Could some one take me through how to work this out using the quadratic forumula.
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Originally Posted by Lucy1 i have this equation 500x^2-250x-30=0 i keep getting an imaginary number when i try to work this out. Should i use the negative on -250 when i am squaring it? Could some one take me through how to work this out using the quadratic forumula.
Originally Posted by Lucy1 500x^2-250x-30=0 Simplify first; divide by 10: 50x^2 - 25x - 3 = 0
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