Answer:
We have, y=f(x)
From graph, when x = 2, y =f(x)=-5. So, functional value at x=2, f(2) = -5
Yes it is a rational number
Hope this helps
If i'm mistaken; he needs to buy 3 sheets?
Answer:
24
Step-by-step explanation:
Let the number be x.
Sum of the number and 6: 
Divide it by 3: 
Result is 4 more than one quarter of the number:

Multiply both sides by 12:

Simplify:

Expand:

Subtract 24 from both sides:


Subtract 3x from both sides:


The number is 24.
Answer: right triangle
Step-by-step explanation: 9, 40, and 41 are examples of Pythagorean triples.