Sofia Veloso Magioli e Mello
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7:27
1.2.2 Compute the lengths ∥u∥ and ∥v∥ and ∥w∥ of those vectors. Check the Schwarz inequalities...
Sofia Veloso Magioli e Mello
679 views • 7 months ago
7:16
11.2.56 7.(12345) ̅. Express the number as a ratio of integers.
Sofia Veloso Magioli e Mello
144 views • 7 months ago
5:53
11.2.55 1.53(42) ̅= 1.5342424242… Express the number as a ratio of integers.
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114 views • 7 months ago
6:43
11.2.54 10.1(35) ̅= 10.135353535… Express the number as a ratio of integers.
Sofia Veloso Magioli e Mello
167 views • 7 months ago
8:41
11.2.53 2.(516) ̅=2.516516516… Express the number as a ratio of integers.
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170 views • 8 months ago
8:42
11.2.52 0.(46) ̅=0.46464646…Express the number as a ratio of integers.
Sofia Veloso Magioli e Mello
211 views • 8 months ago
5:21
11.2.51 0.8 ̅=0.8888…Express the number as a ratio of integers.
Sofia Veloso Magioli e Mello
296 views • 8 months ago
15:56
6.4.12 If 6J of work is needed to stretch a spring from 10cm to 12cm and another 10J is needed to...
Sofia Veloso Magioli e Mello
1K views • 8 months ago
2:46
11.2.50 A sequence of terms is defined by a1 = 1, an = (5-n)a(n-1). Calculate ∑an
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229 views • 8 months ago
6:55
11.2.49 Let x=0.99999… a) Do you think that x≤1 or x=1? b) Sum a geometric series to find the value
Sofia Veloso Magioli e Mello
236 views • 8 months ago
16:54
11.2.48 ∑1/(n^3-n) Determine whether the series is convergent by expressing sn as a telescoping sum
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231 views • 8 months ago
4:47
11.2.47 ∑e^(1/n)-e^(1/(n+1)) Determine whether the series is convergent by expressing sn as a ...
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132 views • 8 months ago
5:15
6.4.11 A spring has natural length 20cm. Compare the work W1 done in stretching the spring from 20cm
Sofia Veloso Magioli e Mello
305 views • 8 months ago
9:39
11.2.45 ∑3/(n(n+3)) Determine whether the series is convergent by expressing sn as a telescoping sum
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239 views • 8 months ago
4:24
11.2.46 ∑(cos1/n^2 -cos1/((n+1)^2 )) Determine whether the series is convergent by expressing sn..
Sofia Veloso Magioli e Mello
101 views • 8 months ago
7:55
11.2.43 ∑2/(n^2-1) Determine whether the series is convergent by expressing sn as a telescoping sum
Sofia Veloso Magioli e Mello
229 views • 8 months ago
5:32
6.4.10 If the work required to stretch a spring 1 ft beyond its natural length is 12 ft-lb, how much
Sofia Veloso Magioli e Mello
389 views • 8 months ago
3:13
11.2.44 ∑ln(n/(n+1)) Determine whether the series is convergent by expressing sn as a telescoping..
Sofia Veloso Magioli e Mello
141 views • 8 months ago
2:23
11.2.42 ∑e^n/n^2 Determine whether the geometric series is convergent or divergent. If it is...
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107 views • 8 months ago
8:37
11.2.41 ∑(1/e^n +1/(n(n+1))) Determine whether the geometric series is convergent or divergent...
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166 views • 8 months ago
8:54
6.4.9 Suppose that 2J of work is needed to stretch a spring from its natural length of 30cm to a...
Sofia Veloso Magioli e Mello
1K views • 8 months ago
2:24
11.2.40 ∑(3/5^n +2/n) Determine whether the geometric series is convergent or divergent. If it is...
Sofia Veloso Magioli e Mello
168 views • 8 months ago
4:47
6.4.8 A spring has a natural length of 20cm. If a 25-N force is required to keep it stretched to...
Sofia Veloso Magioli e Mello
227 views • 8 months ago
4:49
6.4.7 A force of 10lb is required to hold a spring stretched 4in. beyond its natural length.
Sofia Veloso Magioli e Mello
439 views • 8 months ago
2:26
11.2.39 ∑arctan(n) Determine whether the geometric series is convergent or divergent. If it is...
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163 views • 8 months ago
4:45
11.2.38 ∑(cos1)^k Determine whether the geometric series is convergent or divergent. If it is...
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105 views • 8 months ago
2:41
11.2.37 ∑(π/3)^k Determine whether the geometric series is convergent or divergent. If it is...
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134 views • 8 months ago
2:45
11.2.36 ∑1/(1+(2/3)^n ) Determine whether the geometric series is convergent or divergent...
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199 views • 8 months ago
3:08
11.2.35 ∑ln((n^2+1)/(2n^2+1)) Determine whether the geometric series is convergent or divergent...
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211 views • 8 months ago
9:34
12.1.28 x = 1 -3sin4πt y = 2 + 3cos4πt 0≤t≤1/2 a) Eliminate the parameter to obtain an equation...
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