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.4logbq - logbr
A. logb(q4 - r)
B. logb(
)
C. logb
D. logbq4 ÷ logbr
Answer: C
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Solve the problem.Find the area of the triangle formed by the line tangent to the parabola y = 4 - x2 at 
and the coordinate axes.
A. 
B. 
C. 
D. 
Divide.
Round to the nearest tenth.
A. 885.1 B. 88.4 C. 885.2 D. 88.5
Solve the problem.A sample of 400 grams of radioactive substance decays according to the function 
where t is the time in years. How much of the substance will be left in the sample after 10 years? Round your answer to the nearest whole gram.
A. 12 g B. 1 g C. 282 g D. 0 g
Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: -3, -6, 6; degree 3
A. f(x) = x3 + 36x + 3x2 + 108 B. f(x) = x3 + 36x - 3x2 - 108 C. f(x) = x3 - 36x + 3x2 - 108 D. f(x) = x3 - 36x - 3x2 + 108