Evaluate the expression according to the order of operations.5 ? (4 + 3)2 - 4 ? (6 - 3)2
A. 1081
B. 493
C. 2169
D. 209
Answer: D
Mathematics
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Find an equation of the tangent line at x = a.y = x - x2; a = 4
A. y = -7x + 16 B. y = 9x + 16 C. y = 9x - 16 D. y = 7x + 16
Mathematics
Find the function of the form f(x) = cax that contains the two given graph points.(0, 6) and (2, 24)
A. f(x) = 2 B. f(x) = 2x C. f(x) = 6 ? 2x D. f(x) = 12x
Mathematics
Solve.8z + 
- 7z = 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.cos(-180°)
A. -1 B. Undefined C. 1 D. 0
Mathematics