Question

What is AP and Gp full summation formula woth proper symbol​

Answer 1

Answer:

$\huge\blue{HELLO\:MATE}$

IN AN AP

LET a BE THE 1ST TERM

d BE THE COMMON DIFFERENCE

AND

n BE THE NO. OF TERMS

THEN SUM OF N TERMS (Sn)=n/2[2a+(n-1)d]

IN A GP

LET a BE THE 1ST TERM

r BE THE CONSTANT RATIO

AND

n BE THE NO. OF TERMS

THEN SUM OF N TERMS (Sn)=

$a \dfrac{( {r}^{n} - 1) }{(r - 1)}$

Answer 2

Explanation:

interrogative sentence asks a direct question and is punctuated at the end with a question mark. ... It's also useful in writing as an organizational tool; for example, you can set up questions as headers and answer them to explain a concept in more detail in expository writing.