What is the product in simplest form 7a2 x 2a4

The correct answer is ,7a ² x 2a⁴ = 14a⁶

Step-by-step explanation:

Identity:-

mᵃ x mᵇ = m⁽ᵃ⁺ᵇ⁾

It is given that,7a ² x 2a⁴

To find simplified form of 7a ² x 2a⁴

7a ² x 2a⁴ = (7 x 2) x a² x a⁴

a² x a⁴ = a⁽²⁺⁴⁾ a⁶

7a ² x 2a⁴ = 14a⁶

Therefore the simplified form of 7a ² x 2a⁴ = 14a⁶

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