Asked by s17
Let f be the linear transformation represented by the matrix
A=(-2 3
4 -4)
a=-2, b=3, c=4, d=-4
Find the point (x,y) such that f(x,y)=(4,4)
A=(-2 3
4 -4)
a=-2, b=3, c=4, d=-4
Find the point (x,y) such that f(x,y)=(4,4)
Answers
Answered by
Steve
A*(x,y)<sup>T</sup> = (4,4)<sup>T</sup>
(x,y)<sup>T</sup> = A<sup>-1</sup>(4,4)<sup>T</sup>
(x,y)<sup>T</sup> = A<sup>-1</sup>(4,4)<sup>T</sup>
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