Answer:
A
Step-by-step explanation:
x=
−b±√b2−4ac
2a
x=
−(2)±√(2)2−4(2)(15)
2(2)
x=
−2±√−116
4
and there is really no solution
Answer:
Expression D
Step-by-step explanation:
all other answers are above 15! hope this helps :D
Answer:
6
Step-by-step explanation:
15 is 9 more hence you subtract 9 from15
Hope this helps