Without graphing, determine whether the graph of the quadratic function opens up or opens down.f(x) = x2 - 8
A. opens up
B. opens down
Answer: A
Mathematics
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Provide an appropriate response.(a)Sketch the graph of y = 2x + 1. (b) Determine the intercepts.(c)Based on your graph, is y a function of x? If so, state(d)the domain and (e) the range.
What will be an ideal response?
Mathematics
Divide. Write the answer in simplest form.
÷ 
A. 1
B. 
C. 
D. 
Mathematics
Solve the equation.6 + 7x = 0
A. 
B. - 
C. - 
D. 
Mathematics
Find the unknown in each percent question.0.9% of 1000 is what number?
A. 9 B. 1 C. 900 D. 90
Mathematics