MATH SOLVE

4 months ago

Q:
# Activity 4: Matching Type Direction: Match the equations in column A with the corresponding solutions/roots in column B.. Column A Column B 1. 2x2+7x-4=0 a. -6 and 3 2. x2+7x-4=0 b, -4 and 18 3. x2-1=0 c. 1 and -1 A. x2-24x+144=0 d. -11 5. x2+22x+121=0 e. 12 6. 2x2-4x-48=0 f. -2 7, 3x2+12x+12=0 9. -4 and 6 8. x2-4x-45=0 h. -8 and 1 9. x2+7x-8=0 i. 5 and-2 10. 2x2-6x-20=0 j. -5 and 9

Accepted Solution

A:

(1) x = \dfrac{1}{2} or x = - 4(2) x = \dfrac{- 7 + \sqrt{65}}{2} or x = - \dfrac{7 + \sqrt{65}}{2}(3) x = -1 or x = 1(4) x = 12(5) x = - 11(6) x = 6 or x = - 4(7) x = - 2(8) x = 1 or x = - 8