Express the given expression in simplest form with only positive exponents.
-2
A. 
B. 
C. 
D. 9x8
Answer: B
Mathematics
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Solve the problem.Suppose that an honest coin is tossed ten times. What is the probability that at least twice it comes up heads?
A. 
B. 
C. 
D. 
E. none of these
Mathematics
Provide an appropriate response.Use a calculator to find: ln 91 Round to thousandths.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the solution set for each inequality. Graph the solution set on a number line and write it in interval notation.|4k - 6| ? 7
A. 
? 
B. 
C. 
D. 
Mathematics
Use the discriminant to determine the number of real solutions.s2 - 2s - 3 = 0
A. One real solution B. No real solutions C. Two real solutions
Mathematics