Answer:
b(4) = -405
Step-by-step explanation:
The first term of the sequence has been represented by 15.
The common ratio is -3
Since the first term is 15 you would have to multiply by -3 to find the next three terms.
B(1) = 15
B(2) = -45
B(3) = 135
B(4) = -405
The fourth term is -405
Answer:
-405
Answer: 58/9
Step-by-step explanation:
159
10 squared is 100
Do the 5+3 next to get 8 then square the 8 to get 64
That leaves you with 100+64-5=159
Answer:
Step-by-step explanation:
y - 2 = -4(x - 1)
y - 2 = -4x + 4
y = -4x + 6
Answer: Apply the formula for the volume of a sphere.
Step-by-step explanation:
The volume of a sphere is
4
π
r
3
3
We just need to insert
r
=
2
c
m
into this to get the volume.
4
π
2
3
3
=
32
3
π
The exact volume is
32
3
π
c
m
3
The approximate volume is
33.5103217