Solve.x2 - 18 = 1
A. 3
, -3
B. 
, - 
C. 
, -
D. 
, - 
Answer: C
Mathematics
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Find decimal notation.520%
A. 5.21 B. 0.52 C. 5.2 D. 52
Mathematics
Determine the domain and the range of the function.f(x) = -x2 + 8x
A. domain: {x|x? -4} range: {y|y ? 16} B. domain: all real numbers range: {y|y ? -16} C. domain: {x|x ? 4} range: {y|y ? 16} D. domain: all real numbers range: {y|y ? 16}
Mathematics
Find the sum of the even integers between 49 and 101.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Tell whether the given rational expression is proper or improper. If improper, rewrite it as the sum of a polynomial and a proper rational expression.
A. improper; 1 + 
B. improper; -1 + 
C. proper
D. improper; 1 - 
Mathematics