Add or subtract as indicated. Make sure that your answer is reasonable by estimating first.86.279 + 34.9 + 585.133 + 393.841
A. 745.6961
B. 1414.253
C. 1100.153
D. 573.5333
Answer: C
Mathematics
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Given that 
, 
, 
, and 
, find PQ.
A. 3
B. 8
C. 2.25
D. 4.5
Mathematics
State whether the graph is the graph of a function. Give the domain and range.
A. A function; Domain: all real numbers or (-?, ?); Range: {y|y ? -1} or [-1, ?) B. Not a function; Domain: {x|x ? -1} or [-1, ?); Range: all real numbers or (-?, ?)
Mathematics
Expand the expression.log2 
A. 7 log2 x - 9 log2 y - log2 9 B. 7 log2 x + 9 log2 y + log2 9 C. 7 log2 x + 9 log2 y - log2 9 D. (7 log2 x)(9 log2 y) - log2 9
Mathematics
Completely factor the polynomial or state that the polynomial is prime.x2 + 9x - 36
A. (x - 12)(x + 3) B. (x + 12)(x - 3) C. prime D. (x - 12)(x + 1)
Mathematics