Simplify the expression.4x + x
A. 4x + 1
B. 4x
C. 5x
D. 9x
Answer: C
Mathematics
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Decompose into partial fractions.
A. 
- 
B. 
- 
C. 
- 
D. 
+ 
Mathematics
Simplify by writing the expression with positive exponents. Assume that all variables represent nonzero real numbers.
A. 69 B. 614 C. 65 D. 610
Mathematics
Determine whether the equation defines y as a function of x. x = y2
A. function B. not a function
Mathematics
Find the distance between the points (4, -5) and (9, 0). Round the answer to the nearest tenth. ?
A. 7.1 B. 7.4 C. 7.3 D. 7.5 E. 6.9
Mathematics