What is the quotient? (-3)2 w col- co 9 9 CO
1 answer:
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Answer:
A. the difference of two squares
Step-by-step explanation:
we are given
we can write
so, we can see that
x^2 is square
11^2 is also square
so,
It means that
two squares are subtracted
so, it is difference of two squares
so,
A. the difference of two squares
Given:
Total number of students = 27
Students who play basketball = 7
Student who play baseball = 18
Students who play neither sports = 7
To find:
The probability the student chosen at randomly from the class plays both basketball and base ball.
Solution:
Let the following events,
A : Student plays basketball
B : Student plays baseball
U : Union set or all students.
Then according to given information,
We know that,
Now,
It means, the number of students who play both sports is 5.
The probability the student chosen at randomly from the class plays both basketball and base ball is
Therefore, the required probability is .