Decide whether or not the functions are inverses of each other.f(x) = 4x - 4, g(x) = 
x + 1
A. No
B. Yes
Answer: B
Mathematics
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Use a vertical format to find the product.6x2 + 9x + 2
A. 54x3 + 81x2 + 18x B. 54x3 + 48x2 + 72x + 10 C. 6x3 + 57x2 + 74x + 16 D. 6x3 + 48x2 + 72x + 16
Mathematics
Solve the rational equation.
= 
+ 
A. 3
B. - 
C. 
D. -3
Mathematics
Solve the system of equations.
A. x = z + 3 y = 3z + 1 z = any real number B. x = 3z + 1 y = z - 3 z = any real number C. x = -3 - z y = 3z + 1 z = any real number D. inconsistent (no solution)
Mathematics
Solve the problem.S(x) = -x3 - 3x2 + 72x + 900, x ? 2 is an approximation to the number of salmon swimming upstream to spawn, where x represents the water temperature in degrees Celsius. Find the temperature that produces the maximum number of salmon.
A. 6°C B. 8°C C. 4°C D. 2°C
Mathematics