How many four digit numbers can be formed from the digits 123456 if no digit may be repeated in a number?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

Which set of lengths could represent the sides of a triangle? a. 3, 7, 10 b. 4, 5, 10 c. 6, 8, 14 d. 12, 6, 7