Find the difference. Subtract horizontally.(3a2 - 11a + 3) - (9a2 - 5a + 12)
A. -6a2 - 2a + 15
B. -6a2 - 6a + 15
C. -6a2 - 6a - 9
D. -6a2 - 6a + 9
Answer: C
Mathematics
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Simplify the expression. If the expression contains any variables, assume that they represent positive real numbers. Write your answer with only positive exponents.
A. 916p
B. 
C. 
D. 
Mathematics
Solve the equation.log2 x = 3
A. 9 B. 6 C. 8 D. 1.58
Mathematics
Simplify the expression. If the expression cannot be simplified, so state.-3(2x - 6) - 4x + 5
A. -10x + 23 B. -10x - 13 C. 10x + 23 D. 2x + 23
Mathematics
Find the coordinates of the vertex.
f(x) = x² – 4x + 5 A) (2, 1) B) (–2, 1) C) (–1, 2) D) (–1, –2)
Mathematics