Find the midpoint of the line segment joining the points A and B.A = (2a, 1); B = (3a, 2)
A. 
B. (5a, 3)
C. 
D. (a, 1)
Answer: A
Mathematics
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Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.(-64)4/3
A. 4,096 B. not a real number C. 256 D. -256
Mathematics
Use the substitution method or the elimination method to solve the system. If the system has infinitely many solutions, express the ordered pair in terms of x or y. 3x + y = 6-6x - 2y = -12
A. 
or (y, -3y + 6)
B. (x, 3x + 6) or 
C. (x, -3x + 6) or 
D. no solution
Mathematics
Evaluate the function.given that f(x) = 
, find f(-k).
A. 
B. 
C. 
D. 
Mathematics
Write the decimal as a fraction or mixed number in lowest terms.9.6
A. 9
B. 1
C. 
D. 
Mathematics