Answer:
1:1 or one red circle to one blue circle
There is one red and one blue circle
Well, since each doll hair is 22cm, and she had a total of 165cm.
Then number of dolls would be = 165/22 = 7.5
The actual number of dolls = 7. We would drop the .5.
7, Seven.
Answer:
The provided statement
is true in the domain of real number.
Step-by-step explanation:
Consider the provided information.
Any equation or inequality with variables in it is a predicate in the domain of real numbers.
The provided statement is:

Here, we need to find the value of x for which the above statement is true.
Since the value of x can be any real number so we can select the value of x as √5
(√5)²-4=1
5-4=1
Which is true.
Thus, the provided statement
is true.