Solve the problem.How many kilometers long is a 18,000 meter race?
A. 1,800,000 km
B. 18 km
C. 180 km
D. 1.8 km
Answer: B
Mathematics
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Determine the values of x for which the function is continuous. If the function is not continuous, determine the reason.f(x) = 
A. Not continuous at x = -3; function not defined B. Not continuous at x = -3, x = -1, x = 0; function not defined C. Continuous for all x D. Not continuous at x = 0, x = -3; function not defined
Mathematics
Determine whether A = B, A ? B, B ? A, A ? B, B ? A, or if none of these applies.A = {4, 5, 6}B = {4, 5, 6}
A. A = B B. None of these C. A ? B, B ? A, and A = B D. A ? B, B ? A, and A = B
Mathematics
Solve.(x - 1)2 = -49
A. 1 ± 7i B. 1 ± 7 C. 7i D. 7i + 1
Mathematics
Solve the equation.8x-2/5 + 14x-1/5 + 6 = 0
A. {2, 3}
B. 
C. 
D. 
Mathematics