Answer:
i was proud of myself when I finally figured out a difficult math problem. I didn't even ask for help. it was a hard time for me but I eventually came through.
Perform the following multiplication
a) 9xy ( x²y – xy²)
b) 7 p?q? (9 pq - 9 p²q²)
Answer:
a: (9x^3y^2)-(9x^2y^3)
Step-by-step explanation:
The original perimeter of a rectangle is 30cm, if we enlarge it by a scale factor of 4
what is the new perimeter?
120
1920
480