In Exercises 25-28, determine if the specified linear transformation is (a) one-to-one and (b) onto. Justify each answer.
27. The transformation in Exercise 19
In Exercises 17-20, show that T is a linear transformation by finding a matrix that implements the mapping. Note that x1, x2,... are not
19. T(x1, x2, x3) = (x1 − 5x2 + 4x3, x2 – 6x3)
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Chapter 1 Solutions
Thomas' Calculus and Linear Algebra and Its Applications Package for the Georgia Institute of Technology, 1/e
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- (1 point) Let Define the linear transformation T: R³ → R¹ by T(z) = Az. Find a vector whose image under T is b. 1= Is the vector #unique? choose A = 6 3 -3 -36 7 -2 -3 -6 4 -5 -4 -37 and 6- 28 2 20 62arrow_forwardAssume that T is a linear transformation. Find the standard matrix of T. T: R² R2 first reflects points through the line x₂ = X₁ and then reflects points through the origin. 00 00 (Type an integer or simplified fraction for each matrix element.) A = example Get more helparrow_forwardplease help,true or false?arrow_forward
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