Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.x7/8 ? x1/8
A. 
B. x7/64
C. x
D. x7/8
Answer: C
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Solve the problem.Consider a fluid with a flow field F = x2y5i + 3z2j + zk. A miniature paddlewheel (idealized) is to be inserted into the flow at the point 
Find a vector describing the orientation of the paddlewheel axis which produces the maximum rotational speed.
What will be an ideal response?
State the end behavior of the graph of f.f(x) = 6 - 
x2
A. Down on both sides B. Up on left side, down on right side C. Down on left side, up on right side D. Up on both sides
Use the factor theorem to decide whether or not the second polynomial is a factor of the first.x3 - 6x2 + 13x - 20; x - 4
A. Yes B. No
Determine if the statement is true or false.
1. Theorems are introduced before definitions in an axiomatic system. 2. Deductive reasoning is used by mathematicians. 3. Theorems are accepted as true without proof.