Solve the equation.log9(x - 7) + log9(x - 7) = 1
A. {-10, 10}
B. {-
, 
}
C. {
}
D. {10}
Answer: D
You might also like to view...
Find the polynomial of lowest degree that will approximate F(x) throughout the given interval with an error of magnitude less than than 10-3.F(x) = 
, [0, 0.5]
A. x + 
+ 
B. x - 
+ 
C. x - 
+ 
D. x - 
+ 
Solve the problem.Assume that the sales of a certain appliance dealer are approximated by a linear function. Suppose that sales were $14,000 in 1982 and $68,000 in 1987. Let 
represent 1982. Find the equation giving yearly sales 
.
A. S(x) = 10,800x + 68,000 B. S(x) = 10,800x + 14,000 C. S(x) = 54,000x + 14,000 D. S(x) = 54,000x + 68,000
Simplify the expression. First use the distributive property to remove any parentheses.6(x + 2) + 9x - 7
A. 15x + 19 B. 3x + 5 C. 15x + 5 D. 15x - 19
Write the equation of the circle in standard form.
A. 
B. 
C. 
D. 
E. 