Which of these numbers is classified as both real and rational?
(1 point)
the square root 17
the square root 23
the square root 9
the square root 2
The number that is classified as both real and rational is the square root of 9, because it equals 3, which is both a real number and a rational number.
Which statement is false?
(1 point)
The number zero is a rational number.
Some irrational numbers are also rational numbers.
Every irrational number is a real number.
Every integer is a rational number.
The statement that is false is: Some irrational numbers are also rational numbers.
Is the product of the square root of 2 and the square root of 8 rational, irrational, or neither?
(1 point)
rational
irrational
neither
The product of the square root of 2 and the square root of 8 is rational.
Alex received a statement from his bank that listed his checking account total balance as negative $42.50. What does this number mean?
(1 point)
The bank owes Alex $42.50.
Alex wrote checks for $42.50 more than the amount he had in his checking account.
Alex is still able to write checks up to a total of $42.50.
The bank deleted $42.50 from Alex’s checking account.