- #1
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In an example in my textbook, it says the following:
"If -1 ≤ x ≤ 1, then 0 ≤ x^{2} ≤ 1. "
Can someone explain to me how to move from the first statement to the second statement please? I'm not quite sure how the -1 turned into a 0...
"If -1 ≤ x ≤ 1, then 0 ≤ x^{2} ≤ 1. "
Can someone explain to me how to move from the first statement to the second statement please? I'm not quite sure how the -1 turned into a 0...