Answer:

Step-by-step explanation:
Remember 
You are given the fraction 
First, multiply the numerator and the denominator by -2-3i:

This gives you 13 in denominator, now multiply two complex numbers in numerator:

Thus, the initial fraction is

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Answer:
Radius = 12in
Diameter = 24in
Height = 30in
Step-by-step explanation:
Trust me I took the test
Answer:
3.75π or 11.780972451
Step-by-step explanation:
Equation = 0/360 x 2πr
75/360 x 2π9
Solve
3.75π or 11.780972451
The probability that the card is a football card is 20 out of 50 or 40%
the probability that the card is a basketball card is 10 out of 50 or 20%