Anyone
which represents a quadratic function?
a f(x) = 2x^3 + 2x^2 – 4
b f(x) = –7x^2 – x + 2
c f(x) = –3x + 2
d f(x) = 0x^2 + 3x – 3

Answers

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

answer: b.48 for brainly

step-by-step explanation:

B. because it contains an x^2, and an x
B. because it contains an x^2, and an x


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