Answer :
Answer:
7 ( ( x + 2) ( x - 2 ) )
Step-by-step explanation:
28 - 7 x^2
factor out 7
7 ( 4 - x^2)
rewrite
7 ( 2^2 - x^2)
write using special products
7 ( ( 2 - x ) ( 2 + x ) )
Answer:
7 ( ( x + 2) ( x - 2 ) )
Step-by-step explanation:
28 - 7 x^2
factor out 7
7 ( 4 - x^2)
rewrite
7 ( 2^2 - x^2)
write using special products
7 ( ( 2 - x ) ( 2 + x ) )