Which should be factored using the Bottoms Up method? (Points : 2)
x^2 -7x + 10
x^2 - 121
x^2 + 20x + 100
all should be factored using the bottoms up method.
none can be factored using the bottoms up method.

What is the y intercept for x^2 - 9x + 7 ? (Points : 2)
(0,9)
(0,-9)
(0,7)
(0,-7)

Question

Which should be factored using the Bottoms Up method? (Points : 2)
       x^2 -7x + 10
       x^2 - 121
       x^2 + 20x + 100
       all should be factored using the bottoms up method.
       none can be factored using the bottoms up method.

What is the y intercept for x^2 - 9x + 7 ? (Points : 2)
       (0,9)
       (0,-9)
       (0,7)
       (0,-7)

anonymous · Answer

@iGreen

campbell_st · Answer

The bottom's up method is designed for quadratics that are not monic... 

this is the coefficient of the leading term can't be 1, to use bottoms up

campbell_st · Answer

for the 2nd part, just substitute x = 0 into the quadratic to find the y-intercept.