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(i) ` 2P^(2)+9P+9 = 0` (ii) `15Q^(2) + 16Q + 4 = 0`A. `P gt Q`B. `P lt Q`C. `P ge Q`D. ` P le Q` |
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Answer» Correct Answer - B (i) `2P^(2)+9P+9=0` `2P^(2)+(6+3)P+9=0` `2P(P+3)+3(P+3)=0` `P=(-3)/(2),-3` (ii) `15Q^(2)+16Q+4=0` `15Q^(2)+10Q+6Q+4=0` `5Q(3Q+2)(3Q+2)=0` `Q=(-2)/(5),(-2)/(3)` `PltQ` |
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