Perform the indicated operation.(n + 7)2
A. 49n2 + 14n + 49
B. n2 + 14n + 49
C. n2 + 49
D. n + 49
Answer: B
Mathematics
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Write the whole number in word form.72,018
A. Seventy-two thousand, eighteen B. Seventy-two thousand, one hundred eight C. Seven thousand, two hundred eighteen D. Seventy-two hundred, eighteen
Mathematics
Evaluate.cos 
A. 
B. - 
C. 
D. 
Mathematics
Graph the function. Then use your graph to find the indicated limit.f(x) = 
, 
f(x)
A. -3 B. 3 C. 15 D. -15
Mathematics
Use Cramer's rule to solve the linear system.
A. x = 7, y = -5, z = -9 B. x = 7, y = 5, z = 9 C. x = 8, y = 3, z = 9 D. x = 5, y = 9, z = 5
Mathematics