Answer:
Step-by-step explanation:
Hello,
there is not always an intersection point
let's take the example of on the appropriate domain

there is no intersection point
if there is one it means that the point (x,f(x)) and the point (x,
) is the same so that have to solve

for instance if we take

intersection point are for x >= 0

hope this helps
Answer:
C) 
Step-by-step explanation:
By the cos double angle formula, we know
Substituting
into the formula, we get
.
The answer is C.
Answer:
Step-by-step explanation:49.5
Answer:
Kindly check explanation
Step-by-step explanation:
A subset simply refers to a set whose elements are all members of a larger set.
Going by the definition :
The set of people born in the U.S is a subset of the set of people who are U. S citizens because citizenship in the U. S is not only attained by birth.
The set of Java students are all members of the set containing students studying a programming language, hence, The set of students studying Java is a subset of the set of students studying a programming language because Java is just one of the many different types of programming languages
{FISH_IN_OCEAN} is a subset of of the set of animals living in Ocean because not only fishes live in the ocean, fish is just one of the diverse marine animals that exist.