So i’m doing adding and subtracting scientific noation and i’m stuck on all of them
my first question is what is (5.0 * 10^5) + (4.0 * 10^5)

The soup shack usually makes tomato soup with 99 tomatoes for every 1212 cups of soup. today, they made 88 cups of soup with 66 tomatoes. how does today's soup compare to the usual recipe?

How do i do this? i don’t understand

Select the quadratic that has root x = 8 and x = -5