Answer:
Step-by-step explanation:
If it is Tanya and 3 friends, there are 4 people in total. If they all contributed the saem amount, you would do 75/4= 18.75 dollars each
It’s square of pie because the lines don’t match up to you
Answer:
A.

Step-by-step explanation:
Given
Ratio = 3:5
Q = -14
S = 2
Required
Which solution uses 
From the given parameters;



Substitute the above values in 
This gives:


<em>From the list of given options, only option A uses the given form of the formula...</em>
Prime factors are factors of a composite number that are indivisible except by the number 1 or the number itself. The answers to your questions are the following:
1. Yes, it is possible especially for very large numbers.
2&3. No, because as mentioned previously, the default prime factors of numbers are 1 and the number itself. For example, 2 is a prime number. Its factors are 1 and 2.
4. Prime factorization are useful in fields of encryption. They make use of the basic prime numbers for the arithmetic modulus with the general equation: n=pq.