Select all equations that can represent the question: “How many groups of 4/5 are in 1?” * (a) ?⋅1=4/5
(b) 1⋅4/5=?
(c) 4/5÷1=?
(d) ?⋅4/5=1
(e) 1÷4/5=?

30 pts, will mark brainliestwhat is the period of the sinusoidal function? (picture 1)what is the minimum of the sinusoidal function? (picture2)what is the maximum of the sinusoidal function? (picture 3)

Witch represents the inverse of the function f(x)=1/4x-12

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0