A particle is observed at rest at the point (1.2.0). It begins to move with acceleration of a(t) = (1,2), where acceleration is observed as meters per second per second. Find the location of the particle after t=2 second.

answer:   b

step-by-step explanation:

x2 = 16

x can not be a negative number because 16 is positive

the only answer would be positive 8  

25/14 or 1.

step-by-step explanation:

the dots mean that it has infinitely more numbers behind it

2 over 5 and 4 over 15

don’t know last one sorry

step-by-step explanation:

-3.5 degrees per hour

step-by-step explanation:

find the unit rate:

-12   1/4 degrees           12.25 degrees

= - = -3.5 degrees per hour

      3   1/2 hours               3.5 hours