Mathematics, 03.05.2020 13:01 zakyiaiarvis544
1. Are the following sequences arithmetic or geometric? If they are arithmetic, state the value of d. If
they are geometric, state r.
n 1 2 3 4
f(n) 6 12 18 24
Type of Sequence:
Common difference (d) or ratio (r):
n 1 2 3 4
f(n) 2 14 98 686
Type of Sequence:
Common difference (d) or ratio (r):
n 1 2 3 4
f(n) 160 80 40 20
Type of Sequence:
Common difference (d) or ratio (r):
n 1 2 3 4
f(n) -40 -25 -10 5
Type of Sequence:
Common difference (d) or ratio (r):
n 1 2 3 4
f(n) 7 -21 63 -189
Type of Sequence:
Common difference (d) or ratio (r):
2. For the following arithmetic sequences, state the explicit formula. Find t7 andt20.
- 10, - 4, 2, 8, 14, ... Explicit Formula:
t7:
t20:
10, 8, 6, 4, ... Explicit Formula:
t7:
t20:
36, 31, 26, 21, ... Explicit Formula:
t7:
t20:
3. For the following geometric sequences, state the explicit formula. Find t4 andt12.
1, 3, 9, 27, ... Explicit Formula:
t4:
t12:
12, 6, 3, 1.5, ... Explicit Formula:
t4:
t12:
9, -3, 1, ... Explicit Formula:
Answers: 2
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Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"
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Mathematics, 21.06.2019 21:00
An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.
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1. Are the following sequences arithmetic or geometric? If they are arithmetic, state the value of d...
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