Answer:
8/15
Step-by-step explanation:
because there are 8 red marbles out of 15 marbles
Answer:
see explanation
Step-by-step explanation:
Note that cos315° = cos45° and sin315° = - sin45° and
cos45° = sin45° =
= 
Hence
12(cos315° + isin315°)
= 12(cos45° - isin45°)
= 12(
- i
)
= 6
- 6i 
Answer:
n + n+1 + n+2 + n+3 = 230
4n = 224
n = 56 and largest number = 59
Step-by-step explanation:
Answer:

Step-by-step explanation:





For the Interval 
Length of the Curve 
Using T1-Calculator

Answer:
Exact Form:
x
=
1
2
Decimal Form:
x
=
0.5
Step-by-step explanation: