Jeff correctly solved - 2x2 - 53 +9 = 0 using the quadratic formula. Which equation below shows a possible beginning to his solution? А
-5+ (-5) -4(-2)(9)
2-2)
B
-51, 52-4(2)(-9)
2(-2)
5(-5)-(-2)(9)
C
2(-2)
D
=
5+/-52-4(-2)(9)
2(-2)

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab

Does the point (1, sqrt 7) lie on circle shown.

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?