Answer:
slope is undefined
Step-by-step explanation:
Calculate the slope m using the slope formula
m = 
with (x₁, y₁ ) = A(4, 6) and (x₂, y₂ ) = B(4, 3)
m =
= 
Division by zero is undefined thus the slope of CD is undefined
Answer: He would pay $62.37 for it on blockbuster Saturday.
Step-by-step explanation:
Since we have given that
Original price of sweater = $99
Discount on blockbuster Saturday = 30%
Additional discount on sweater = 10%
So, According to question,


Hence, he would pay $62.37 for it on blockbuster Saturday.
When answering things like this do the brackets first, is there are parenthesis in the brackets do those but keep it in the brackets and work regularly after