Determine whether the relation is a function.
A. It is a function.
B. It is not a function.
Answer: B
Mathematics
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Solve the equation for the indicated variable.5 - (n + 
x) = 5n for n
A. -40 n + 50
B. 
C. 
D. 
Mathematics
Find the inverse of the function.f(x) = 
, x ? 8
A. f-1(x) = x2 - 8, x ? 0 B. f-1(x) = x2 + 8, x ? 0 C. f-1(x) = x + 8, x ? 0 D. Not a one-to-one function
Mathematics
Use the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = x3 + 2x2 - 9x - 18
A. -3, -2, 3; f(x) = (x + 3)(x + 2)(x - 3) B. -2; f(x) = (x + 2)(x2 + x - 9) C. -3, 2, 3; f(x) = (x + 3)(x - 2)(x - 3) D. -3; f(x) = (x + 3)(x2 - x - 6)
Mathematics
Solve the equation. Check your solution.6x + 4 = 7(x - 2)
A. {18} B. {-18} C. {10} D. {-10}
Mathematics