Use the vertex and intercepts to sketch the graph of the quadratic function.f(x) = x2 + 6x + 8
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.Without using a calculator, find the geometric mean of 
and 
.
A. 
B. 
C. 
D. 
E. 60
Mathematics
Write the whole number in expanded form.40,300
A. 4,300,000 B. 4000 + 300 C. 40,000 + 300 D. 40,000 + 3000
Mathematics
Determine whether the given ordered pair is a solution of the system.(-6, -4)4x + y = -282x + 4y = -28
A. not a solution B. solution
Mathematics
Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.Perpendicular to -4x + 3y = -53; passing through (8, -7)
A. y = - 
x - 1
B. y = - 
x
C. y = 
x + 1
D. y = - 
x - 4
Mathematics