Yohanna is conditioning all summer to prepare for her high school's varsity soccer team tryouts. she is incorporating walking planks into her daily workout training plan. every day, she will complete four more walking planks than the day before. part a if she starts with five walking planks on the first day, write an explicit formula that can be used to find the number of walking planks yohanna completes on any given day. part b how many walking planks will yohanna do on the 12th day? a 49 b 53 c 59 d 64

Part A
The number of walking planks is given by the series
5, 9, 13, ..., 
This is an arithmetic series with
a = 5, the first term
d = 4, the common difference

On the n-th day, the number of walking planks is


 

Part B
On the 12-th day, the number of walking planks is


A. 49

Part A

The number of walking planks is given by the series

5, 9, 13, ...,  

This is an arithmetic series with

a = 5, the first term

d = 4, the common difference

On the 11nth day, the number of walking planks is

 14

Part B

On the 12-th day, the number of walking planks is

A. 49

Step-by-step explanation:

Step-by-step explanation:

Informação recuperada:

(UFRGS) Se 10x = 20y , atribuindo 0,3 para log 2 , então o valor de x/y é

1) Primeiro, passando o 10 para o 2º membro como base do logaritmo:

2) Aplicando a propriedade do produto de logaritmo:

3)  Como quero o quociente divido ambos os lados por y