Number of variables used in the expression x² +1 is (a) x2 (b) 1 (c) 2 (d) 3 1099
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Answer:
(b) 1
Step-by-step explanation:
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Answered by
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Answer:
b) 1
Step-by-step explanation:
A variable is an element, feature, or factor that is liable to vary or change.
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