Answer:
Step-by-step explanation:
The given quadratic equation is:
Comparing it with the standard form of Quadratic Equation 
, we get:
a = 3, b = -9 and c = 1
Discriminant = b² - 4ac
D = (-9)²-4(3)(1)
D = 81 - 12
D = 69
Answer:
5 apples
Step-by-step explanation:
Solution,
4 apples are required for a pie tin with a diameter of 8 inches
For 1 inch of the pie tin 8/4=2 apples are required.
For 10 inches 10/2=5 apples are required.
Answer:
30
Step-by-step explanation:
45-15=30
Answer:
90/100
Step-by-step explanation:
if you look at the graph on the bottom part it tells you the study time if you line it the left side which says the test score. so if they studied for 80 mins they are expected to have the score of between 85 and 90.
Answer:
es 0.225 ... I believe so
