Simple, just add up all the numbers and divide by how many numbers there is like this. 14+19+18+12+22+15+16+16+14+14+21+20=201 then divide by 12 because that's how many numbers there is. Your answer is, D.
Answer from: Quest
srry ask agian
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Answer from: Quest
my name jeff
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The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?
Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.