Andy would have to make 3 trips in order to cycle 21 kilometers.
Answer:
Step-by-step explanation:
Answer:
4xy + 6x
Step-by-step explanation:
2xy + 2x + 4x + 2xy
combine like terms:
4xy + 6x
Answer:
Step-by-step explanation:
a. sin^-1(sin theta) = theta
(1/sin)(sin theta) = theta
<em>the sines cross out</em> theta = theta
b. cos(cos^-1x) = x
cos(x/cos) = x
<em>the cosines cross out </em>x = x
