Question

1. ✓9 is a_______number.
2. x^2-x is ________ polynomial.
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Answer 1

Answer:

√9 = 3 therefore (1) √9 is a rational number.

x²-x is a quadratic polynomial

Hope you will find it helpful.

Answer 2

1 ) is a rational number as root 9 is 3 which is rational but if question was root 2 then it is irrational
2) quadratic polynomial as there are 2 zeroes