Question 2.30: Find the distance from (a) x = 2 to x = 9    (b) x = —2 to ......

Find the distance from

(a) x = 2 to x = 9    (b) x = —2 to x = 9      (c) x = —2 to x = —9

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(a) Distance = |2 — 9| = | — 7| = 7
(b) Distance = |—2 — 9| = | — 11| = 11
(c) Distance = | – 2 -(-9)| = |7| = 7

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