Replace x with -1, and y = 9
Therefore, (x²y)/-7 becomes (-1² · 9)/-7
-1² is just 1, and 1 × 9 is just equal to 9, so your final answer is -9/7.
Answer:
11.C
12.B
Step by step explanation:
Answer:
A
Step-by-step explanation:
Answer:
1) 22.93
2) 72/ 2π
Step-by-step explanation:
hope this helps you!
Answer:
-4/15
Step-by-step explanation:
2/5-4/6=2/5-2/3=6/15-10/15=-4/15
