Evaluate the function f(x)=4*7^x for x=-1 and x=2. show your work!

For each expression use a property to write an equivalent expression.

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18