Graph the equation.x2 - 4y2 = 4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = x2 + 3 , g(x) = 
- 3
A. Yes, yes B. No, no C. Yes, no D. No, yes
Mathematics
Solve by elimination. x + 4y = 308x + 3y = 37
A. (1, 8) B. (-2, 8) C. No solution D. (2, 7)
Mathematics
Simplify. Assume that all variables represent non-negative real numbers.
A. 
B. 
C. 
D. 
Mathematics
Find the zeros of the function. Give exact answers.f(x) = x2 - 3x - 8
A. 
B. 
C. 
D. 
Mathematics