thats funny!! love that!!!! please mark me
Answer:
The third option (9+
-
-
)
Step-by-step explanation:
With FOIL, this can be expanded. (a+b)(a-b) is equal to a²+ab-ab-b² or a²-b².
In this case, all the answers have 4 terms, so we want the first option. This makes the equation 3²+(3×
)-(3×
)-(
)².
Solving these gives 9+
-
-7. This is the same as 9+
-
-
.
**This content involves multiplying with surds and expanding perfect squares, which you may wish to revise. I'm always happy to help!
Answer:
No it is more
Step-by-step explanation:
Answer:
So, this week Linda will to practice 63 hours.
Best regards
Step-by-step explanation:
9 hours * 7 day/week
Answer:
Step-by-step explanation:
???????????