How to calculate with square root in excel?

Factor: 462 - 12b + 9

19.36 in expanded form

Value of x in the equation 9 for x + 2 equal 20

Solucione la siguiente desigualdad. Haga la gráfica. 2 < I (x-10) / 7I < 5

There are 6 cans in the box. there are 4 boxes how many cans in total

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.