Simplify the expression. Assume that all variables are positive when they appear.
+ 4 - 
A. 7 - 
B. 7
C. 7 - 2
D. 
+ 4 - 
Answer: A
Mathematics
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Divide the rational expressions.
÷ 
A. 
B. (x + 10)(x - 6)
C. 
D. 
Mathematics
Identify the function's extreme values in the given domain, and say where they are assumed. Tell which of the extreme values, if any, are absolute.h(x) = x3 + 6x2 + 2x + 2, -? < x ? 0
A. local and absolute minimum: 1 at x = -1; B. local and absolute maximum: 2 at x = 0; C. local and absolute maximum: 2 at x = 0; local and absolute minimum: 1 at x = -1 D. no local extrema; no absolute extrema
Mathematics
Use Simpson's Rule with n = 4 steps to estimate the integral.
A. 
B. 49
C. 
D. 
Mathematics
Solve the equation.
- 4 = 1
A. 15 B. 20 C. -15 D. -20
Mathematics