Solve the problem.Consider the following data on the growth of cactus grafts under controlled conditions. 
Find the regression line y = mx + b.
A. y =1.50 x + .7
B. y = -2.10x + .2
C. y = 13x + 8.19
D. y = 1.33x + .21
Answer: D
Mathematics
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A population P grows so that we can always get next year's population from this year's population by multiplying by 1.52. The initial population is 569. The population after t years is given by ?
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.True or False? The world population growth rate is equal to the birth rate subtracted from the death rate.
A. False B. True
Mathematics
Sketch several solution curves.y' = y - 2
What will be an ideal response?
Mathematics
Perform the calculations indicated. Express your answer in scientific notation.(6 × 10-4) (6.4 × 10-9)
A. 384 × 10-13 B. 3.84 × 1036 C. 3.84 × 10-12 D. 38.4 × 10-12
Mathematics