Write down in terms of n the expression for the nth term of the following sequances :
1) 2,5,8,11,14
2) 9,11,13,15,17

i am unsure and these are quadratic sequances

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?