Answer:
need to spend $18 more in addition to $12
Step-by-step explanation:
Given: According to online music store, if you spend $30 or more, you receive 3 songs for free
To find: How much more money need to be spend in addition to $12 to receive three free songs
Solution:
Let x denotes amount to be spend in addition to $12 to receive three free songs
According to question,

How explain please !!!!!!!!!!
Answer:
Option B and C are correct answers.
Step-by-step explanation:
Option B and C are the correct options.
Option a is true since row 1 has all T.
so for X=1, P(x,y) is true for all y.
Option b is false since no column has all F.
Option C is false since no column has all F.
Option D is true since 1st row has all T.
hence option B and C are correct answers.