Which shows another way to write 64?

a.
6 x 6 x 6 x 6

b.
6 x 4

c.
4 x 4 x 4 x 4 x 4 x 4

d.
6 + 6 + 6 + 6

i want to say a but i feel i maybe wrong.

21

step-by-step explanation:

the formula of a slope:

from a table we have

substitute:

the slope of f(x) is -1.

the graph of funcfion g(x) is a horizontal line. the slope of a horizontal line is equal 0. therefore the slope of g(x) is 0.

-1 < 0