Find an equation of the circle that satisfies the given conditions.
Radius 7 and center (5, - 4)
Mathematics
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If 
is negative then the function 
is decreasing.
Answer the following statement true (T) or false (F)
Mathematics
Perform the indicated operations on a calculator. Express the result with the proper accuracy and precision. Assume that all numbers are approximate.
- 
A. 21.7 B. -1.28 C. 21.73 D. -1.277
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log6
A. log6(x - 4) - 4log6x B. log6(x - 4) -log6x C. log6(x - 4) + 4log6x D. 4log6x -log6(x - 4)
Mathematics
Simplify the rational expression. If the rational expression cannot be simplified, so state.
A. 
B. cannot be simplified
C. 
D. 1
Mathematics