Saved Bookmarks
| 1. |
I. `p^(2) - 7p=- 12` II. ` q^(2) - 3q+2=0`A. if`p lt q,`B. if`p gt q,`C. if` p le q,`D. if` p ge q,` |
|
Answer» Correct Answer - B I ` p^(2) - 7p =- 12` ` rArr p^(2) - 4p+12 =0` ` rArr p^(2) - 4p-3p+12 = 0` ` rArrp(p-4)-3(p-4) = 0` ` rArr (p-4)(p-3) = 0` ` rArr p = 3 or 4` II ` q^(2) - 3q + 2 = 0` ` rArr q^(2) - 2q - 9 + 2 = 0` ` rArr q(q-2) - 1 (q -2) = 0` ` rArr (q-2)(q-1) = 0` ` rArr q =1 or 2` Obviously ` p gt q` |
|