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Question
Find the zero of the polynomial in the following:
h(x) = ax + b, a ≠ 0, a, b ∈ R
Solution
h(x) = ax + b, a ≠ 0, a, b ∈ R
= `"a"(x + "b"/"a")`
`"h"(- "b"/"a") = "a"(-"b"/"a") + "b"`
Hence `-"b"/"a"` is the zero of h(x).
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