Question

express 9-y^2 as the product of two binomial factors

Answer 1

Difference of squares.
9=3^2
a^2-b^2=(a-b)(a+b)

Answer 2

here a=3 and b=y

Answer 3

(3-y)(3+y)?

Answer 4

yup:)

Answer 5

thanks

Answer 6

welcome:)