Is f (x) = - 4x squared - 2x-8, concave up or down

Bethany needs to earn money by walking a certain number of miles. She will walk for 7 days and needs to walk a total of 8 2/5 miles. If she walks the same amount of miles each day, how many miles will she need to walk each day?

If f (x) = x^2 and g (x) = 1/2x+3, find the g (1 (-1)). A. - 1 B. 1/25 C. 1/5 D. 1

Adam buys a bigger turkey than he needs. The turkey he buys weighs 7 kg. He plans to carve the turkey at 17:15.

4 less than 20 times some number

captain's lawn service can mow 8 lawns in 5 hours. at this rate, how long does it take for the serviceto mow 12 lawns?

There are 16 friends sharing 4 cupcakes. If they divide the cupcakes evenly so that they each get four pierces of a cupcake, how many pieces do they need to cut each cupcake into

3. The Luxor hotel, in Las Vegas, is a square pyramid with lateral faces consisting of black, glassed mirrored panes. The building is 646 feet wide at the base and 350 feet high. How much glass was needed to cover the pyramid?

Use distributive property to rewrite each expression in it's equivalent form 4 (*+3)

E^x = 7 - 4x, using newton law find the value of x.

N+10 means a number_ by 10