You know that
.
Use the property
to state that

Then the expression
is equivalent to

Answer: correct choice is A.
Mountain bike trials also it <span>is a discipline of mountain </span>biking<span> that the rider attempts to pass through an obstacle course without setting foot to ground.</span>
The answer is (90 cm) hope it helps and have a good one!
1. Anything raised to zero is 1.
540/50 this is the answer to your question