Calvin encoded a message using = 2 2
−1 3
giving the coded message 4, 28, 42, 56, 2,...
Mathematics, 21.10.2019 18:00 chrissycherry
Calvin encoded a message using = 2 2
−1 3
giving the coded message 4, 28, 42, 56, 2, −6, −1, 52. decode the
message, or explain why the original message cannot be recovered.
Answers: 1
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Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11
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