A parabola passes through the points (-3,0), (-2,3), and (-1,4). What function does it represent? Use the graphing tool to deter
mine the function.
1 answer:
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Answer:
Renata has a home loan for $150,000 at 7.5% interest for 30 years and her payment is $987.00 per month.
I have solved this using excel sheet that is attached here.
p = $150000
r = 7.5%
t =
EMI = $987
You can see the excel sheet, after first month principle is $ 149,950.50 and after second month it is $149,900.69 .
Let the two numbers be x and y, then,
xy = -12 . . . (1)
x + y = -10 . . . (2)
From (2), x = -10 - y . . . (3)
Putting (3) into (1), gives
(-10 - y)y = -12
-10y - y^2 = -12
y^2 + 10y - 12 = 0
Therefore, the two numbers are
and 
xy = -12 . . . (1)
x + y = -10 . . . (2)
From (2), x = -10 - y . . . (3)
Putting (3) into (1), gives
(-10 - y)y = -12
-10y - y^2 = -12
y^2 + 10y - 12 = 0
Therefore, the two numbers are