Square Numbers

Question 1

first 9 perfect squares are`

Answer 1

0, 1, 4, 9, 16, 25, 36, 49, 64

Question 2

all perfect squares must end in

Answer 2

0, 1, 4, 5, 6, 9

so no that ends in 2, 3, 7, 8 can never be perfect square

Question 3

PF of perfect squares

Answer 3

Prime Factorization of perfect square (other than 0 or 1 because have no prime factors) can only contain even exponents
key word: prime factorization - break dwon

Question 4

First 9 perfect cubes are

Answer 4

0 (0), 1 (1), 8 (2), 27(3), 64(4), 125(5), 216 (6), 343 (7), 512 (8)

Question 5

PF of perfect cubes

Answer 5

Prime Factorization of perfect square (other than 0 or 1 because have no prime factors) can only contain exponents which are multiples of 3
key word: prime factorization - break dwon