If a↓1 =10 and a↓n =na↓n-1 +3 then find the value of a↓4 .

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Write a function rule for the table

Amayoral candidate would like to know her residents’ views on a tax on sugar drinks before the mayoral debates. she asks one thousand registered voters from both parties. these voters are an example of a census population convenience sample simple random sample