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161 Practice Test

Last updated over 4 years ago
15 questions

Chapter 10 PRACTICE TEST

  • Please do the problems, then submit. You may go back in to check (and change) your answers.
  • Explicit formulas are on the whiteboard.
  • Remember for recursive to reference the previous number, a_{n-1}
  • If you didn't finish your homework (DeltaMath) yet, please finish it tonight.
1

The first three terms of a sequence are given. Write an explicit formula for the terms.
10, 14, 18, ...

1

Find the 49th term of [1], round to the nearest thousandth if necessary

1

The first three terms of a sequence are given. Write an explicit formula for the terms.
16, 48, 144, ...

1

Find the sixth term of [3] Round to the nearest thousandth if necessary

1

If a_1=6 and a_n=a_{n-1}+3 find the value of a_4

1

If a_1=3 and a_n=(a_{n-1})^2-5 find the value of a_4

1

If a_1=9 and a_n=na_{n-1}+4 find the value of a_3

1

If a_n=2 and a_{n+1}=(a_n)^2-2 find the value of a_3

1
1
1
1
1
1
1

Write an explicit formula that represents the sequence defined by the following recrusive formula:
a_1=5 and a_n=a_{n-1}+3

After you have submitted, and checked your answers, work on DeltaMath.