Find the vertex and axis of symmetry of the graph of the function.f(x) = -x2 - 10x
A. (-5, 25); x = -5
B. (5, -25); x = 5
C. (-25, 5); x = -25
D. (25, -5); x = 25
Answer: A
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Use the properties of logarithms to evaluate the expression.6log6 (2x)
A. 1 B. 6 C. 62x D. 2x
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log19
A. 
log195 - 2 log19y - 2 log19x
B. 6 log195 - 2 log19y - log196
C. log195 - log19y - log19x
D. 
log195 - 2 log19y - log19x
If a triangle has vertices of 
and 
then the area of the triangle is given by 
Find the area of the triangle with vertices at the given points.(1, -3) (1, 1) (4, 3)
A. 6 B. 2.5 C. 12 D. 5
Find the prime factorization of the number. Write any repeated factors using exponents.221
A. 132 ? 17 B. 16 ? 15 C. 14 ? 19 D. 13 ? 17