Answer:
2x² - 12x + 13
Step-by-step explanation:
Given following:
Start solving from right to left across the function.
Steps:
4x^2+25y^2=100

Domain of an ellipse is x ∈ [-a,a] and Range of an ellipse is y ∈ [-b,b].
So, given equation is an Ellipse where Domain is x ∈ [-5,5] and Range is y ∈ [-2,2].
Answer:
There are 17 natural numbers divisible.