Answer:
A
Step-by-step explanation:
90-49=41
41-3=38
49+(38+3)=90
Answer:
20 degfress
Step-by-step explanation:
Answer:

Step-by-step explanation:
when the exponent is equal, we can put the x and y together in a bracket and a as the Exponent of xy.
Hope I get your question~
I believe the answer would b y^2 x^3•12/10