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118. If y ax2 + bx + c, represents a parabola openingdownward, then which of the following is correct?2a 4a(1) a>0, b > 0, c > 0 (2eK0, bSAc<0a)< 0, b > 0, c<0 (4) a>0, b > 0, c<0 |
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