Solve and graph.|x + 1| + 4 ? 7
A. {x
x ? 2}, or [2, ?)
B. {x
x ? -4 or x ? 2}, or (-?, -4] ? [2, ?)
C. {x
-4 ? x ? 2}, or [-4, 2]
D. {x
-4 < x < 2}, or (-4, 2)
Answer: B
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The growth rate G, in cubic feet per acre per year, of a certain forest stand depends on its age A in years. The relationship is
.
A: Make a graph of G versus A. Include ages up to 60 years.B: Explain in practical terms what the graph tells you about the growth rate of the forest stand over the first 60 years.C: At what age does the maximum growth rate occur? Round your answer to whole number.D: What is the maximum growth rate? Round your answer to two decimal places, if necessary.
What will be an ideal response?
Find the indicated quadratic equation.Find a quadratic equation for which the solutions are 0.8 and 3.
A. 5x2 + 11x + 12 = 0 B. 5x2 + 19x - 12 = 0 C. 5x2 - 19x + 12 = 0 D. x2 + 19x + 12 = 0
Find the probability.When a single card is drawn from an ordinary 52-card deck, find the probability of getting a heart.
A. 
B. 
C. 
D. 
Add.233,748,401 + 19,066
A. 233,768,467 B. 233,767,567 C. 233,767,467 D. 233,767,457