Mathematics, 10.07.2021 05:40, genyjoannerubiera
Problem 6
Let T, be the nth triangular number, Qn be the nth square number and
Pn be the nth pentagonal number.
(a) Show that 3Pn = T3n-1.
(b) Show that Pn - Qn = Tn-1 and hence that Pyn - 3Pn = Qan.
Answers: 2
Mathematics, 21.06.2019 21:00, leannaadrian
2x minus y equals 6, x plus y equals negative 3
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Mathematics, 21.06.2019 21:30, kassandramarie16
Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?
Answers: 1
Mathematics, 21.06.2019 23:00, youngaidan21
The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)
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Problem 6
Let T, be the nth triangular number, Qn be the nth square number and
Pn be the nth...
Pn be the nth...
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