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LekaFEV [45]
3 years ago
9

Solve 1/3x^2 + 11x - 75 < 105

Mathematics
1 answer:
ICE Princess25 [194]3 years ago
6 0
⅓x² +11x-75<105
⅓x² +11x-75-105<0
⅓x² +11x -180<0
x² +33x - 540<0
(x+45)(x-12)<0
(x-12)<0 or (x+45)>0
x<12 or x >-45
answer is A
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