e. Are the events A and C mutually​ exclusive? Find​ P(A or​ C).

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Three coins are dropped on a table.
a. Let A be the event​ "exactly two​ heads." Find​ P(A).
b. Let B be the event​ "at most one​ head." Find​ P(B).
c. Let C be the event​ "at least two​ heads." Find​ P(C).
d. Are the events A and B mutually​ exclusive? Find​ P(A or​ B).
e. Are the events A and C mutually​ exclusive? Find​ P(A or​ C).
 
a. Let A be the event​ "exactly two​ heads." Find​ P(A).
​P(A)= 3/8
b. Let B be the event​ "at most one​ head." Find​ P(B).
​P(B)=1/2
c. Let C be the event​ "at least two​ heads." Find​ P(C).
​P(C)=1/2
d. Are the events A and B mutually​ exclusive? Find​ P(A or​ B).
The events A and B are mutually exclusive and​ P(A or ​B)=7/8.
 
e. Are the events A and C mutually​ exclusive? Find​ P(A or​ C).
The events A and C are not mutually exclusive and​ P(A or ​C)= BLANK.
​(Type an integer or a simplified​ fraction.)
 
I need help with part e. 
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