Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.2 log7 5 + 
log7(r - 8) - 
log7 r
A. log7 
B. log7 
C. log7 
D. log7 
Answer: A
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Write one or more inequalities that describe the set of points.The exterior of the sphere of radius 2 centered at the point (4, -5, 5)
A. (x + 4)2 + (x - 5)2 + (x + 5)2 ? 4 B. (x + 4)2 + (x - 5)2 + (x + 5)2 < 4 C. (x - 4)2 + (x + 5)2 + (x - 5)2 > 4 D. (x - 4)2 + (x + 5)2 + (x - 5)2 < 4
Find the standard form of the equation of the parabola using the information given.Focus: (-7, 3); Directrix: x = 3
A. (x + 2)2 = -20(y - 3) B. (x - 3)2 = -20(y + 2) C. (y - 3)2 = -20(x + 2) D. (y + 2)2 = -20(x - 3)
Calculate the final balance after compounding the interest. Round to the nearest cent, if necessary.
A. Final Balance: $381.66 B. Final Balance: $382.50 C. Final Balance: $110.00 D. Final Balance: $381.14
Solve the equation.
+ x = 10
A. x = 
B. x = 
C. x = 29
D. x = 