Question

I need a detailed answer please

Summer 2020 Math 180 Week 7 Activity#3 5.1 & 5.2 (Find R.) Show all your work. Name: First Last 1) f(x) = 3x² +1, (-1,5) a) Find Rn. Write the final in the exact simplest form without summation notation 2 b) Find lim R

Answer 1

Solher niven that f(x)= 3771, [-1,53 =[a,b] G we Rn. know that n E f (xi) ox il bra 5-(-1) S- ΔΧ: 6 n Xi = atinxe -/+ 61 6 n n Rn 34-1+01 64]+ +1] Rna en @[ 311+ 3612- 12/') +;] 361 +1] al n Rnz E [3+ 10812 n Rmz @ [an + 10% nenti) (2011) 6 n Lontos] 18 (n+133 Rn= 8 [an + 18 18 Inti(2n+1) lim Rn = lim 6 [4 + 14 (n+13 (22+1)-18 Intro] nooo no 664 +1802) – 18 ] = 1321