Im just having a silly moment i dont know why i cant figure this out lol Multiply.

5.8 × 10³

A 580
B 5,800
C 58,000
D 580,000

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

What is the first step of an indirect proof of a number that is divisible by two

Which of the following represents the range of the graph of f(x) below