steve-a
steve-a
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(1) / ( ³â(x^2)) = 1 / x^(2/3) = x^(-2/3)
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(1) / ( ³â(x^2)) = 1 / x^(2/3) = x^(-2/3)
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t = trees starting point = 24 +t trees where t = 0 b = bushels stating point = 32 -2t where t = 0 yield = (24+t)(32-2t) y = 768 -16t - 2t^2 y' = -16 -4t 0 = -16 -4t t = -4 plant 20 trees
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2(x+4) + 2(2x-7) = 42 2x + 8 + 4x - 14 = 42 6x - 6 = 42 6x = 48 x = 8 dimensions length: x+4 = 8+4 = 12 cm width: 2x-7 = 2*8 -7 = 9 cm
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a) 2000, 103.8 million b) 20 million, a years c) b million, 1995 d) n million, t years
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Let m = men and w = women m = 1 - w 27w + 32m = 30(m+w) 27w + 32(1 -w) = 30(1-w + w) -5w + 32 = 30 w = .4 or 40%
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Let m = men and w = women m = 1 - w 27w + 32m = 30(m+w) 27w + 32(1 -w) = 30(1-w + w) -5w + 32 = 30 w = .4 or 40%
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6C2 = 6*5 / 2*1 = 15
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6C2 = 6*5 / 2*1 = 15
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Let m = men and w = women m = 1 - w 27w + 32m = 30(m+w) 27w + 32(1 -w) = 30(1-w + w) -5w + 32 = 30 w = .4 or 40%
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Let m = men and w = women m = 1 - w 27w + 32m = 30(m+w) 27w + 32(1 -w) = 30(1-w + w) -5w + 32 = 30 w = .4 or 40%
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2(x+4) + 2(2x-7) = 42 2x + 8 + 4x - 14 = 42 6x - 6 = 42 6x = 48 x = 8 dimensions length: x+4 = 8+4 = 12 cm width: 2x-7 = 2*8 -7 = 9 cm