Which of the following numbers are prime? Select all that apply.
Note
29 and 37 are prime because they have no divisors other than 1 and themselves; 21 and 49 are composite (21 = 3×7, 49 = 7×7).
Which of the following numbers are prime? Select all that apply.
29 and 37 are prime because they have no divisors other than 1 and themselves; 21 and 49 are composite (21 = 3×7, 49 = 7×7).