Respuesta :

hisroyal1
The answer is 41 (Option A)


Expalanation

Given,
a = <7, 4>
b = <3, 5>

We are told to find a ⋅ b (which is a scaler product)


Taken that,

a = <x₁, y₁> 

b = <x₂, y₂>


a ⋅ b = x₁x₂ + y₁y₂

a ⋅ b = (7 * 3) + (4 * 5)

a ⋅ b = 21 + 20

a ⋅ b = 41 (OPTION A)

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