b.an increase in a causes b to decrease
6 and 24
step-by-step explanation:
6 x 4 = 24
its 512 because parenthesis and to the 2nd power is 512 so it will be 512
answer: 1.06 km per sec
39.6 m=63.72 km
60 min in an hour so 63.72/60=1.06