Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section4.4: Powers Of Monimials
Problem 41WE
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Consider function f (x) = -2*(x - 1)*(x + 3), for x ∈ Real Numbers. Attached figure shows a part of graph of "f" .
(a) For this graph of f :
(i) Find X-coordinate of all intersections with X-axis .
(ii) Find coordinates of VERTEX.
Function f can be written in form f (x) = -2*(x-h)2 + k .
(b) Write values of h and k .
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