Add or subtract by first simplifying each radical and then combining any like radicals. Assume that all variables represent positive numbers.
+ 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Provide an appropriate response.Let f(x, y, z) = xz3ez2+1 + x2y3z4 + y ln(e2 - 1). Find 
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What will be an ideal response?
Mathematics
Find the sum.-43 + (-15)
A. 28 B. 58 C. -28 D. -58
Mathematics
Use the given vectors to find the indicated expression.v = -4i - 2j + 5k, w = 3i - 5j - 3k, u = -2i - 5j + 5kFind w ? (v × u).
A. 0 B. -93 C. -53 D. -13
Mathematics
The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct.
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What will be an ideal response?
Mathematics