Answer: a and d
Step-by-step explanation:
(to find all points of discontinuity, set denominator equal to zero and solve)

(to factor, find two numbers when added together equal -7 and when multiplied together equal 10)
-2 + -5 = -7
-2(-5) = 10
-2 and -5 are the two numbers

Answer:
1280 Oz - Option D
Step-by-step explanation:
16 ounces to a pound. 16 × 80 = 1280oz
400*0.84= 33.5 Euros
If Margo exchanges $1 at 0.84 euro then $400 would be 33.4 Euros