What's (9+9i)(-1-5i) using foil method
1 answer:
Answer:
36-54i
Step-by-step explanation:
(9+9i)(-1-5i)
v
-9-9×5i-9i-9i×5i
v
-9-45i-9i-45i^2
v
-9-45i-9i-45×(-1)
v
(-9)-45i-9i+(45)
v
36(-45i)(-9i)
v
36-54i
You might be interested in
Answer:
6 blue marbles
Step-by-step explanation:
20 marbles * .30 are blue = blue marbles
20 * .30 = 6 blue marbles
7/10 is 0.7 as a fraction
A. Open side up: 3/25
b. Closed side up: 7/25
c. Landing on its side: 15/25 or 3/5
Answer:
47 degrees
Step-by-step explanation:
180-73-60=47
Answer:
b
Step-by-step explanation: