so... what does that give you for the discriminant?
if it's a negative value, no solutions
if it's a positive value, two solutions
if it's 0, one solution
rail fares go up by 10%, and josie’s new season ticket to london costs £1342. calculate how much more she has to pay now than sh
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so... what does that give you for the discriminant?
if it's a negative value, no solutions
if it's a positive value, two solutions
if it's 0, one solution
