Mathematics, 24.06.2019 17:30 art3misdiangelo
Me multiply (4x^2+7x)(5x^2-3x) a. 20^4+23x^3-21x^2 b.20x^4+35x^2-21x c.20x^4+35x^3-21x^2 d.20x^4+23x^2-21x
Answers: 1
Mathematics, 21.06.2019 18:20
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
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Mathematics, 21.06.2019 21:30
If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca
Answers: 1
Me multiply (4x^2+7x)(5x^2-3x) a. 20^4+23x^3-21x^2 b.20x^4+35x^2-21x c.20x^4+35x^3-21x^2 d.20x^4+23x...
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