2 years ago

HIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII

1 answer:

3 0

Answer:

HIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII

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marysya [2.9K]

An = a1 * r^(n-1)

-405 = -5*3^(n-1)

3^(n-1) = 81

3^4 = 81 so n-1 = 3 and n = 4

Sn = S4 = -5 (1 - 3^4) / ( 1 - 3) = 400 / -2 = -200 Answer

3 0

3 years ago

jonny [76]

450 g in 2:13

Total proportion asked for =2+13=15

Now comparing g with ratio, or whatever

450/15=30g $\implies$ Therefore 1 in ratio depicts of 30g

So final answer = $\boxed{60g : 390g}$

$\huge\mathfrak\colorbox{white}{}$

More to know, daily bit of knowledge: The Binomial Theorem:

$\boxed{{(a+b)} ^n= \sum_{k=0}^{n}\binom{n}{k} a^{n-k}b^{k}}$

3 0

2 years ago

netineya [11]

Answer:

1.9

Step-by-step explanation:

Step by step answer

5 0

3 years ago

nika2105 [10]

Answer:

Heres ur answer m=-4

8 0

3 years ago

Annette [7]

Answer:

You would get 336

Step-by-step explanation:

All you do is multiply 48 times 7 because it goes up 3 times and touches the floor 4 times causing it to travel the distance 7 times

5 0

3 years ago