Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round to four decimal places.log1/25
A. 1.0000
B. -0.4307
C. -2.3219
D. 0.3979
Answer: C
Mathematics
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Solve the system by graphing. If there isn't a unique solution to the system, state the reason.
A. (2, 3) B. (3, 2) C. (3, -2) D. inconsistent system of equations
Mathematics
Solve and graph. Write the answer in set-builder notation.8t + 5 ? 7t - 5
A. {t
t ? -10}
B. {t
t ? -10}
C. {t
t < 8}
D. {t
t > 8}
Mathematics
Find the exact value for the following.
?
What will be an ideal response?
Mathematics
For each graph of a quadratic function 
a) Tell whether a is positive or negative,b) Determine the vertex,c) Determine the axis of symmetry, andd) Determine the range.
A. Negative; (0, -1); x= 0; (-?, -1] B. Positive; (0, 1); x= 0; (-?, 1] C. Negative; (0, 1); x= 0; (-?, 1] D. Positive; (0, 1); x= 0; [1, ?)
Mathematics