Use the quadratic formula to solve the equation. (All solutions are real numbers.)4x2 - 3x - 7 = 0
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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The function f is one-to-one. State the domain and the range of f and f-1. Write the domain and range in set-builder notation.f(x) = 
A. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D is all real numbers, R is all real numbers;
f-1(x): D is all real numbers, R is all real numbers
D. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
Mathematics
Solve.6j + 8 = 4j + 12
A. j = 4 B. j = -4 C. j = -2 D. j = 2
Mathematics
Use l'Hospital's rule, if applicable, to find the limit.
A. ?
B. 
C. 0
D. -1
Mathematics
Solve the rational inequality. Write the solution set in interval notation.
> 0
A. 
B. 
C. (-?, 0)
D. 
Mathematics