1. Define G : R × R → R × R as follows:G(x, y) = (2y, −x) for all (x, y) ∈ R × R.(a) Is G one-to-one? Prove or give counterexample.(b) Is G onto? Prove or give a counterexample.(c) Is G a one-to-one correspondence? Explain.(d) Does G have an inverse? If yes, find G inverse.

Elementary Linear Algebra (MindTap Course List)
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Chapter7: Eigenvalues And Eigenvectors
Section7.CM: Cumulative Review
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1. Define G : R × R → R × R as follows:
G(x, y) = (2y, −x) for all (x, y) ∈ R × R.
(a) Is G one-to-one? Prove or give counterexample.
(b) Is G onto? Prove or give a counterexample.
(c) Is G a one-to-one correspondence? Explain.
(d) Does G have an inverse? If yes, find G inverse

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