Convert
to exponential/polar/trigonometric form:



By DeMoivre's theorem,


so that
and
.
Answer: -57
Step-by-step explanation: -48 + (9 - 18) -48 + -9 = -57
Answer:
It will travel high enough
Step-by-step explanation:
Find the vertex of the parabola:
x=-b/2a
x=-11/2(-16)
x=-11/-32
x=11/32
Plug x=11/32 into quadratic to get the y-coordinate:
h=-16(11/32)^2+11(11/32)+5.5
h=7.391
Since 7.391>7.3, the volleyball will travel high enough (aka. yes)
Answer:
28980
Step-by-step explanation:
Also "<em>nice</em>"