Which statement is true about the local minimum of the graphed function?
a over the interval [–4, –2], the local minimum is 0.
b over the interval [–2, –1], the local minimum is 25.
c over the interval [–1, 4], the local minimum is 0.
d over the interval [4, 7], the local minimum is -7.

idk

step-by-step explanation:

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true

how much is coupon

step-by-step explanation: