Expanding the given expressions using Foil:
1)(–7x + 4)(–7x + 4) =
2) (–7x + 4)(4 – 7x)=
3)(–7x + 4)(–7x – 4)=
=
4)(–7x + 4)(7x – 4)=
The third option that is (–7x + 4)(–7x – 4) is difference of two squares.
Answer:
-21
Step-by-step explanation:
-21 x 2 = -42 -42+16= -26
Answer 20 I just did that question
Answer:
No
Step-by-step explanation:
That is not enough,that is why it is a no
PLs mark brainly
Hope this helps:)