0.0432 in scientific notation

Find the least common multiple of x2 - 2x - 15 and x2 + 2x - 3. (x + 5) (x + 3) (x + 1) (x - 5) (x + 1) (x + 3) (x - 5) (x + 3) (x - 1) (x + 3) (x - 1) (x + 5) z varies inversely with the product of x and y. When x = 2 and y = 4, z = 0.

A family is measuring its house in order to figure out how much paint will be needed to paint the house. Which is the dependent variable in the relationship?

Aaron has a digital scale. He puts a marshmallow on The digital scale and it reads 7.2 grams. How much would you except 10 marshmallows to weigh? Why?

Adult giraffes eat about 75 pounds of food in a day. On average, an area can provide 450 pounds of food per day for giraffes. Based on this information only, what is the carrying capacity for adult giraffes in this area?

What is the Lie of Communism? What is the Truth of Communism?

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.