Prime Factors
List all the factor of 24
1, 2, 3, 4, 6, 8, 12, 24
If a1 = 3 and d = 7
Write the first three terms of the sequence.
3, 10, 17
What is the GCF of 21 and 6?
3
What is the LCM of 10 and 12?
60
What is the first prime number?
2
Write the prime factorization of 24.
23 x 3
Is this sequence arithmetic or geometric?
3, 9, 27, 81
geometric
What is the GCF of 70 and 110?
10
What is the LCM of 15 and 20?
60
Is 53 prime or composite?
prime
Write the prime factorization of 77.
7 x 11
Daily Double!!
Give the explicit formula for this sequence:
6, 8, 10, 12
an = 6 +(n-1)2
What is the GCF of 48 and 36?
12
What is the LCM of 20 and 63?
1,260
Is 87 prime or composite?
composite
Write the prime factorization of 72.
23 x 32
an = 5 + (n-1)4
Find a20
81
What is the GCF of a4b3c6 and a2b3c2
a2b3c2
Daily Double!!
What is the LCM of a2bc3 and ab2c?
a2b2c3
Which of the following are factors of 189?
2, 3, 5, 7
3, 7
Daily Double!
Write the prime factorization of 360.
23 x 32 x 5
Give the first three terms of the geometric sequence defined by:
an= an-1(-3) if a1 = -5
-5, 15, -45
What is the GCF of a2b6 and a5b4?
a2b4
What is the LCM of 35, 65, and 455?
455
When playing the factoring game, which type of number do you want to choose on your first turn?
a) the largest prime number
b) the largest composite number
A; the largest prime number