Answer: Scientific knowledge?
I’m not really sure what you’re asking, but I hope this helped!
Step-by-step explanation:
Answer:
the first one is ×=-2-3/5
the second one is ×=1-3y/2
hope it helps
Answer:
A² = 9
Step-by-step explanation:
substitute A = - 3 into A² , that is
A² = (- 3)² = - 3 × - 3 = 9