Determine whether f is even, odd, or neither. If f

Determine whether f is even, odd, or neither. If f is even or odd, use symmetry to sketch its graph.


61. f(x) = x 63. f(x) = x + x 62. f(x) x 64. f(x) = x* - 4x 66. f(x) = 3x' + 2x + 1 65. f(x) = x' - x


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61. f(x) = x 63. f(x) = x + x 62. f(x) x 64. f(x) = x* - 4x 66. f(x) = 3x' + 2x + 1 65. f(x) = x' - x