The number (2 - √7 )(2 + √7) is _____
a) a natural number
b) a whole number
c) a rational number
d) an irrational number
Answers
Answered by
3
Answer:
c) a rational number is the right answer.
Answered by
4
Answer:
c) rational number
Step-by-step explanation:
2^2-root7^2
=4-7
=3
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