Solve the equation.
= 
A. x = - 1
B. x = 1
C. No solution
D. x = -1
Answer: D
Mathematics
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Tell whether the graphs of the following pair of equations are parallel, perpendicular, or neither.
?
?
A. neither B. parallel C. perpendicular
Mathematics
Find the domain and the range of the function given.{(1, 15), (0, -4), (4, 15), (15, 16)}
A. Domain: {1, 4, 15}; range: {-4, 15, 16} B. Domain: {0, 1, 4, 15, -4}; range: {-4, 15, 16} C. Domain: {-4, 15, 16}; range: {0, 1, 4, 15} D. Domain: {0, 1, 4, 15}; range: {-4, 15, 16}
Mathematics
For problem 5-9, solve the system of equations by substitution.
A. 
B. 
C. 
D. 
E. None of these
Mathematics
Solve. Give exact solutions.x2 = 36
A. 6 B. ±7 C. ±6 D. 18
Mathematics