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Mathematics 15 Online
OpenStudy (praetorian.10):

If a = 2, b = 5 and c = -3, find the value of c2-3ab -21 -36 -39 -316

OpenStudy (praetorian.10):

@texaschic101

OpenStudy (anonymous):

-21

OpenStudy (praetorian.10):

thats what i thought but isnt that only for -3ab

OpenStudy (anonymous):

-3ab is -30

OpenStudy (praetorian.10):

oh i must have mis calculated :/ thanks :D

OpenStudy (texaschic101):

c^2 - 3 * a * b a = 2, b = 5, c = -3 now sub -3^2 - 3(2)(5) 9 - 30 = 21

OpenStudy (praetorian.10):

AWESOME :D

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