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A and B are constants such that the graphs of xy = B and y = Ax^2 + B intersect at the point (2,8). Write the ordered pair (A,B).

 Aug 3, 2022
 #1
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Well

 

2*8  = B  =  16

And

y =Ax^2 + B   .....so....

8  = A(2)^2  +  16

-8  = 4A

A = -8/4   =   -2

 

(A,B) =  (-2, 16)

 

cool cool cool

 Aug 3, 2022

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