Solve the equation for the indicated variable.5 - (n + 
x) = 5n for n
A. 
B. 
C. -40 n + 50
D. 
Answer: D
Mathematics
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Use the linear approximation (1 + x)k ? 1 + kx, as specified.Find an approximation for the function f(x) = (1 - x)4 for values of x near zero.
A. f(x) ? 1 + 4x B. f(x) ? 4 + 4x C. f(x) ? 1 - 4x D. f(x) ? 1 + 5x
Mathematics
Evaluate the expression.
A. 60 B. 1 C. 30 D. 120
Mathematics
Use the information to complete a circle graph. Note that the circle is divided into 100 equal sections.Intended major of high school students: Science:32%Social Science:8%Humanities:20%Business:16%Other:24%
A. 
B. 
C. 
D. 
Mathematics
Simplify.If P(x) = -4x2 - 3x + 7 and Q(x) = -6x2 + 8, find 5[P(x)] + Q(x).
A. -26x2 - 15x + 43 B. -26x2 - 15x - 43 C. 26x2 - 15x + 43 D. -26x2 + 15x + 43
Mathematics