Translate to an algebraic expression.9 less than 8 times a number
A. 9 - 8x
B. 8 - 9x
C. 8x - 9
D. 9x - 8
Answer: C
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Skeletal remains of the so-called "Pittsburgh Man", unearthed in Pennsylvania, had lost 74% of the carbon 14 they originally contained. Determine the approximate age of the bones. Hint: the decay constant k for carbon 14 is equal to 0.00012. ?
A. The approximate age of bones is 10,103 year(s). B. The approximate age of bones is 9,694 year(s). C. The approximate age of bones is 7,770 year(s). D. The approximate age of bones is 11,226 year(s).
Graph the quadratic function using its properties. Based on the graph determine the domain and range of the quadratic function.f(x) = -x2 + 2x + 3
A. domain: {x|-? < x < ?}
range: {y|y ? -4}
B. domain: {x|-? < x < ?}
range: {y|y ? 4}
C. domain: {x|-? < x < ?}
range: {y|y ? 4}
D. domain: {x|-? < x < ?}
range: {y|y ? -4}
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = x2 + 20x + 96
A. Minimum: 0 B. Minimum: -4 C. Maximum: -4 D. Maximum: 4
Match the quadratic function to the correct graph.y = x2 - 7
A. 
B. 
C. 
D. 