Solve the inequality graphically by using a graphing calculator.log x > 2x2 - 5
A. x < 1.61
B. x > 1.61
C. x > 0
D. 0 < x < 1.61
Answer: D
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y) = sin2 (8xy2 - y)
A. 
= 2sin (8xy2 - y) cos (8xy2 - y); 
= 2sin(8xy2 - y) cos(8xy2 - y)
B. 
= 16y2sin (8xy2 - y) cos (8xy2 - y); 
= 2sin (8xy2 - y) cos (8xy2 - y)
C. 
= 16y2sin (8xy2 - y) cos (8xy2 - y); 
= (32xy - 2) sin (8xy2 - y) cos (8xy2 - y)
D. 
= 2sin (8xy2 - y) cos (8xy2 - y); 
= (32x - 2) sin (8xy2 - y) cos (8xy2 - y)
Mathematics
Perform the indicated operation. Simplify, if possible.
- 
+ 
A. 
B. 
C. 
D. 
Mathematics
Graph the solution set of the system of inequalities.y > -2x ? -3
A. 
B. 
C. 
D. 
Mathematics
Solve.Given f(x) = x2 + 2x + 10 find all values for x for which f(x) ? -5.
A. [-5, 3] B. (-5 3) C. (-?, -5] ? [3, ?) D. ?
Mathematics