Solve the problem.Rule: The sum of any two horizontally adjacent numbers is the number immediately below them. Use this rule to complete the array. 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Express the given expression in simplest form with only positive exponents.
A. 
B. 
C. x52
D. x32
Mathematics
Choose the value which could represent the slope of the line. Assume that the scale on the x-axis is the same as the scale on the y-axis.
A. 7 B. -1 C. 1 D. -7
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Find the missing factor.4x2 + 19x + 21 = (4x + 7)( )
A. 4x + 14 B. x - 3 C. 4x + 3 D. x + 3
Mathematics