Since you don't know the value of b about the best that you could do is:
(2b)^4
16b^4
16b*b*b*b
Answer:
C
Step-by-step explanation:
The elevati0on of sea level is 0 km and the elevation of the summit is 10 km
Answer:
my answer is B
Step-by-step explanation:
4+5+-6
4+5-6
(4+5)=9
9-6=3
