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Answer:
(Figure 1) Hence squaring both sides of an inequality will be valid as long as both sides are non-negative. Since square roots are non-negative, inequality (2) is only meaningful if both sides are non-negative. ... Hence, squaring inequalities involving negative numbers will reverse the inequality.
Step-by-step explanation:
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Answer:
Hence squaring both sides of an inequality will be valid as long as both sides are non-negative. Since square roots are non-negative, inequality
Step-by-step explanation: