Let the number of financial calculators purchased = "y"
So, x + y = 200
200 - x = total number of financial calculators purchased
Hope I helped!! xx
Answer:
36 because the absolute value of -9-3 is 12, and then 12 times 3 is 36
Answer:
See answers and explanations
Step-by-step explanation:
A) Discriminant = b² - 4ac = (12)² - 4(9)(4) = 144 - 144 = 0
B) Since the discriminant is 0, this means the equation only has one root.
C) The root is real in this case since the discriminant is not negative. Otherwise, we would have two imaginary roots if it were (remember that complex roots come in pairs)