Solve the inequality. Graph the solution set and write the solution set in set-builder notation.2x2 + 5x - 3 ? 0
A. 
B. 
C. 
D. 
Answer: B
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Use properties of exponents to simplify the expression. Express answers in exponential form with positive exponents only. Assume that any variables in denominators are not equal to zero.(-5x2y-4)(2x3y-2)
A. 
B. 
C. 
D. 
Calculate the flux of the field F across the closed plane curve C.F = e4xi + e2yj; the curve C is the closed counterclockwise path around the triangle with vertices at 
(4, 0), and (0, 2)
A. 0
B. 
e16(1 - e-16) + 1(e4 - 1) - 6
C. 
e16(1 - e-4) + 1(e4 - 1) + 6
D. 
e16( e-4 - 1) + 1(1 - e4) - 6
Evaluate the function as indicated.Find f(-r) when f(x) = 6 - 8x.
A. r - 8x B. 6 + 8r C. 6 - 8r D. 6 + rx
Find the inverse of the following one-to-one function.f(x) = 
- 4
A. f-1(x) = 8x + 32 B. f-1(x) = x + 12 C. f-1(x) = 8x + 4 D. f-1(x) = 8x - 32