Which could be the entire interval over which the function, f(x), is positive?
O (-infinity, 1)
O (-2, 1)
O (-infinity,0)
O (1,4)

13

step-by-step explanation:

divide the cost of the total of sodas you bought by the cost of one soda, for example:

$24.57 divided by $1.89 is 13 which means you bought 13 sodas

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734

h is the x-coordinate of the vertex

step-by-step explanation:

we have

in this function

the point represent the vertex of the function

so

h is the x-coordinate of the vertex

k is the y-coordinate of the vertex