Multiply. Assume that all variables represent non-negative real numbers.
? 
A. 20
B. 20
C. 25
D. 4
Answer: A
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Evaluate the exponential expression.-72
A. 49 B. -49
Find the values of x for which the geometric series converges.
A. diverges for all x
B. 
C. 
D. -? < x < ?
Provide an appropriate response. A measurement of an object is an estimate. Seven different measurements are taken for an object whose exact measurement is 67 cm. These measurements are 67.3 cm, 65.9 cm, 67.1 cm, 68.3 cm, 66.9 cm, 66.9 cm, and 66.4 cm. On the average, what is the difference in the measurement and the exact measurement of the object? Explain your answers.
What will be an ideal response?
Factor the expression. Express your answer so that only positive exponents occur. x2/5 + x-1/5
A. x-1/5(x3/5 + x) B. x-1/5(x3/5 - 1) C. x-1/5(x3/5 + 1) D. x-1/5(x3/5)