Which of these is the statement of the zero product rule?
o
a. if a·b = 0, then either a = 0 or b = 0, but not both.
o
b. if a. b = 0, then a = 0.
o
c. if a·b = 0, then a = 0 and b = 0.
o
d. if a. b = 0, then either a = 0 or b = 0, or both.

first one because it can't have a fraction in it

step-by-step explanation:

the answer is a if my teacher taught me correct

let y equal to

the total fare and x is the mile of taxi ride. so the equation is

y = 0.55x + 1.75

since susie has

$10 to spend for a taxi cab, so he can have

10 = 0.55x +

1.75

x = 15 miles of

taxi ride

so the system of

inequality is

10 < 0.55x +

1.75

x > 2

step-by-step explanation:

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