Algebra 2 help! thanks just 3 questions?

What is the 20th term of the arithmetic sequence 4, –2, –8, … ? –110 –116 –122 –128 What is the sum of a 17–term arithmetic sequence where the first term is 9 and the last term is –87? –718 –739 –663 –644 What is the 17th term of the arithmetic sequence 17, 21, 25,... show more What is the 20th term of the arithmetic sequence 4, –2, –8, … ?

–110

–116

–122

–128

What is the sum of a 17–term arithmetic sequence where the first term is 9 and the last term is –87?

–718

–739

–663

–644


What is the 17th term of the arithmetic sequence 17, 21, 25, … ?

73

77

81

85
5 answers