10 A sequence is defined by the formula ₁ = -12, Un+1 = Un +7, n> 1. a Prove that the sequence is arithmetic. b Is 1000
Posted: Mon Jul 11, 2022 12:02 pm
10 A sequence is defined by the formula ₁ = -12, Un+1 = Un +7, n> 1. a Prove that the sequence is arithmetic. b Is 1000 a member of the sequence? Find the 200th term of the sequence.