I think it’s 36 square feet
For this ones the second value is always negative so A is not correct. Also they have to have an exact square root which 50 doesn't. So the answers are B and C
(a-6)(a+6)
(w-11)(w+11)
I believe the answer is B.
Because the patient loses 2% every month. There’s 12 months in a year. 2 x 12 is 24. In a year he loses 24 percent, 100%- 24% = 76%. Which the answer the rest to be 76%