It is the square of the input value
Answer: B. 70
Step-by-step explanation:
i actually can't tell but i think this is right
Irrational
We know that pi is irrational (we can’t express it as a ratio of two numbers), and we are multiplying it by a rational number (-2). However -2 lots of something with infinite digits, will still have infinite digits, therefore it is irrational.
B. they are directly proportional because she keeps taking 3 at a time to his 1 at a time.