The information given about the probability shows that the cardinality of D is 18.
<h3>How to calculate the probability?</h3>
From the complete information, the number of red-colored cards is 26.
Also, the number of red-colored number cards will be 18.
The cardinality of a set is a measure of a set's size, meaning the number of elements in the set.
Here, the cardinality of set D is 18.
Here is the complete question:
Take a deck of playing cards. Form following sets out of those:
A = Set of Face Cards
B = Set of Red Coloured Face cards
C = Set of Black Coloured Face Cards
D = Set of Red Coloured Number Cards
Find the Cardinality of set D
Learn more about probability on:
brainly.com/question/24756209
#SPJ1
h(x)= 9x - 13
This is because when you add 2x and 7x you get 9 x and -1 - 12 equals -13 making 9x - 13.
Number 1 might be A and number 2 might be B. I'm not sure though.
First you solve the brackets;
68+7 = 75
Then you add the 93;
75+93 = 168
