3
What is the value of -2x3 +5x2 -3x + 6
when x = -1
A 1
B) 16
C 12
D) 18

In a circle, a 45° sector has an area of 32π cm2. what is the radius of this circle? 32 cm 12 cm 16 cm 8 cm

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Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%