Question

bantu aku lah
plisssssaaaaaaa
tolong banget​

Answer 1

Baris dan Deret

[Deret Aritmatika]

..

[tex]S_{n}= \frac{n}{2} (2a+ (n - 1)b) [/tex]

Penyelesaian Soal

U1 → U2 = ∆10

U2 → U3 = ∆5

U3 → U4 = ∆5

U4 → U5 = ∆5

..

[tex]S_{n}= \frac{n - 1}{2} (2(U_2)+ (n - 2)b_{(U_{2} \to U_{3})}) + U_1[/tex]

[tex]S_{16}= \frac{15}{2} (2(15)+ (16 - 2)5) + 5[/tex]

[tex]S_{16}= \frac{15}{2} (30+ 70) + 5[/tex]

[tex]S_{16}= \frac{15}{2} (100) + 5[/tex]

[tex]S_{16}= 750 + 5[/tex]

[tex]S_{16}= 755[/tex]

..

[tex]\begin{array}{lr}\texttt{Selamat Menunaikan Ibadah Puasa}\end{array}[/tex]

[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at | 26 - 03 - 2023}}[/tex]