Solve the problem.f(x) = log2(x - 7) and g(x) = log2(3x + 5).Solve f(x) + g(x) = 6.
A. {512}
B. {-512}
C. {9}
D. {-9}
Answer: C
Mathematics
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Use the fundamental identities to find the value of the trigonometric function.Find cos ? if tan ? = 
and ? is in quadrant III.
A. 
B. - 
C. - 
D. 
Mathematics
Write the rational expression in lowest terms.
A. x - 2 B. x - 4 C. x + 2 D. x + 4
Mathematics
A triangle with vertices at (x1, y1), (x2, y2), and (x3, y3) has area equal to the absolute value of D, where 
. Use this information to solve the problem.Use D to find the area of the triangle shown.
A. 35.0 B. 34.0 C. 35.5 D. 34.5
Mathematics
Use < or > for ? to write a true sentence. Draw a number line if necessary.39 ? 33
A. > B. <
Mathematics