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Finding the Standard Matrix and the Image In Exercises 11–22, (a) find the standard matrix A...

Finding the Standard Matrix and the Image In Exercises 11–22, (a) find the standard matrix A for the linear transformation T, (b) use A to find the image of the vector v, and (c) sketch the graph of v and its image.

T is the counterclockwise rotation of 120° in R2, v = (2, 2).

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Ans: for T: IR T: RAIR o is the counteeluckwise rotation with angle o ß given as. T(2,4)= COS O -sin X IT Eo 2 sino y CON G H07 (2, 2) (-2.732, 0.732) 0 --5

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