1. (a) Consider the relation B = {(1,2), (2,5), (3, 10), (4, 15), (1,-2)}. Is B...

  

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1. (a) Consider the relation B = {(1,2), (2,5), (3, 10), (4, 15), (1,-2)}. Is B a function? Explain. j(x) j(x) = ²/3 i) t(x) = e-* ii) u(x) = x, with domain r € [-2,00). (2 marks) (b) Let f(x) = e, g(x) = Ina +3, h(x) = r²-2, i(x) = √x+2, Express each of the following as a composition of any combination of the functions listed above: and k(x) = x + 5. (2 marks) 1. (a) Consider the relation B = {(1,2), (2,5), (3, 10), (4, 15), (1,-2)}. Is B a function? Explain. j(x) j(x) = ²/3 i) t(x) = e-* ii) u(x) = x, with domain r € [-2,00). (2 marks) (b) Let f(x) = e, g(x) = Ina +3, h(x) = r²-2, i(x) = √x+2, Express each of the following as a composition of any combination of the functions listed above: and k(x) = x + 5. (2 marks)

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Answer a To determine whether the relation B122531041512B1225310... View the full answer