Answer:
a) x² + 6x + 9
Step-by-step explanation:
When we square something, we multiply it by itself:
⇒ (x + 3)² = (x + 3)(x + 3)
Using the FOIL method: (a + b)(c + d) = ac + ad + bc + bd
⇒ (x + 3)(x + 3) = x² + 3x + 3x + 9
= x² + 6x + 9
Answer:
what a fantastic day I would like
Step-by-step explanation:
uh oh is unavailable right now
Answer:
(1, -5) or x=1, y=-5
Step-by-step explanation:
Hope this helps!
Answer:
Step-by-step explanation:
2×radius with pi, 28*pi=28 pi or 87.92
