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anonymous
 one year ago
What are the xintercepts of the quadratic function?
y = x2 + x – 2
A.
–2 and 1
B.
2 and 1
C.
1
D.
2 and –1
@pooja195
anonymous
 one year ago
What are the xintercepts of the quadratic function? y = x2 + x – 2 A. –2 and 1 B. 2 and 1 C. 1 D. 2 and –1 @pooja195

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0set y=0 and solve for x

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0can you explain on the drawing tool?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1433021112375:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So the xintercept is where the function crosses the xaxis.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The xaxis is located where y=0

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so set y=0 in the equation

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0this gives 0 = x^2 + x 2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i barley started learning this!?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you have to factor the equation

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what two numbers equal 1 when you add them together, and equal 2 when you multiply them together?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0give me two number that multiply together to get 2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok, now add those together. what do you get

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0that's right, but we need a number that adds to one

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what else multiplies together to get 2?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok, now add them together

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so now we have our factored equation (x+2) (x1)
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