Which expressions are differences of squares? Select each correct answer

x^2+25

a^2-36

w^2-121

n^2-50

Question

Robert Peck

Mathematics

11 March, 01:19

Which expressions are differences of squares? Select each correct answer

x^2+25

a^2-36

w^2-121

n^2-50

+1

Answers (1)

Know the Answer?

Carley Hurst · Answer 1

For this ones the second value is always negative so A is not correct. Also they have to have an exact square root which 50 doesn't. So the answers are B and C

(a-6) (a+6)

(w-11) (w+11)

Which expressions are differences of squares? Select each correct answerx^2+25a^2-36w^2-121n^2-50

Which expressions are differences of squares? Select each correct answer

x^2+25

a^2-36

w^2-121

n^2-50