Answer:
x² - 4
Step-by-step explanation:
Step 1: Write expression
(x + 2)(x - 2)
Step 2: FOIL
x² + 2x - 2x - 4
Step 3: Combine like terms
x² - 4
I think the answer is B not sure though
Well there's only one i can think of and that's 3/4
Answer:
radius is 8cm
Step-by-step explanation: radius is half of diameter so 16/2= 8
74 pounds because there are 16 ounces on a pound and 3 plus 13 is 16.