MCQOPTIONS
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| 1. |
If\[p(x)=4{{x}^{3}}-3{{x}^{2}}+2x+1\],\[q(x)={{x}^{3}}-{{x}^{2}}+x+1\]and\[r(x)={{x}^{2}}-2x+1\]find the value of\[3p(x)+7q(x)+r(x)\] |
| A. | \[19{{x}^{3}}-15{{x}^{2}}+11x+11\] |
| B. | \[-19{{x}^{3}}-15{{x}^{2}}+11x-11\] |
| C. | \[19{{x}^{3}}-15{{x}^{2}}-11x+11\] |
| D. | \[19{{x}^{3}}-15{{x}^{2}}-11x-11\] |
| Answer» B. \[-19{{x}^{3}}-15{{x}^{2}}+11x-11\] | |