Superfície de um círculo cujo rádio é 5cm?! Me sem a resposta! Pois se eu não responder perco meu iPad por um mês!

2x2 + 3x = 2. what is x

Select the polynomial that can be factored as (4x-5) (16x^2+20x+25)

A total of 820 tickets were sold for the school play. they were either adult tickets or student tickets. there were 70 more student tickets sold than adult tickets. how many adult tickets were sold?

Select Linear or Nonlinear for each function. Function Linear Nonlinear y=5x+1 y=23 y=1-2x2

Emma and clair are planning to sell lemonade on their street. they have two recipes to choose from. emma's recipe calls for the juice of 5 lemons and 2 cups of water. clair's recipe calls for the juice of 2 lemons and 1 cup of water.

3.2 x (103) is equal to:

Simplify the expression 6^2/^3

Simplify 8 (4x-3) + 6 and 6 (2x+7)

Which equation below would be perpendicular to line y+4x=8

In scientific notation, how can you tell if it is less than or greater than 1? Explain