(4x-7y)(4x+7y)
4x times 4x= 16x^2
-7y times 7y= -49y^2
-3.7 is greater than -3.8, but is it not less than of equal to -3.8
u₁₂ represents the amount of loan remaining after 12 years
<h3>How to interpret u₁₂?</h3>
The function is given as:
u₀ = 8000

Given that the subscript n in
represents number of years and
represents the amount left to be paid after n years.
We can conclude that:
u₁₂ represents the amount of loan remaining after 12 years
Read more about loan at
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Answer:
(-3,6)
It is -3 on the x line and 6 on the y.
Hope this helps!