If x is an integer and 2 < |x| leq 5, which of the following could be values of x? Indicate **all** such values.
Please select 4 correct answers
Select all possible integer values for x.
Which of the following are perfect squares? Indicate **all** such values.
Please select 3 correct answers
Select all numbers that are the square of an integer.
If a and b are positive integers such that a+b=7, which of the following could be the value of ab? Indicate **all** such values.
Please select 3 correct answers
Select all possible values for the product ab.
The number N = 2^3 imes 3^2 imes 5^1. Which of the following are factors of N? Indicate **all** such values.
Please select 3 correct answers
Select all factors of N.
If x is a real number such that x^2 = x, which of the following could be values of x? Indicate **all** such values.
Please select 2 correct answers
Select all possible values for x.
Which of the following integers are divisible by 4? Indicate **all** such values.
Please select 3 correct answers
Select all numbers divisible by 4.
If y = 2x and x is a positive integer, which of the following must be true about y? Indicate **all** such statements.
Please select 3 correct answers
Select all statements that must be true about y.
The sum of two distinct prime numbers is 15. Which of the following could be one of the prime numbers? Indicate **all** such values.
Please select 2 correct answers
Select all possible prime numbers that could be part of the pair.
If x is an integer, for which of the following values of x is x^2 + x an even integer? Indicate **all** such values.
Please select 5 correct answers
Select all values of x for which the expression is even.
Which of the following could be the lengths of the sides of a right triangle? Indicate **all** such sets of lengths.
Please select 3 correct answers
Select all sets that satisfy the Pythagorean theorem (a^2 + b^2 = c^2, where c is the hypotenuse).
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