Express in terms of V⃗ 1

**Answer 1**

1)

(V1)²

2)

The scalar product of the 2 vectors in terms of V1 and V2 would be

(V1)(V2)cosθ

When the 2 vectors are parallel to each other, θ = 0, so cosθ = 1. The scalar product would then be

(V1)(V2)

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Express in terms of V⃗ 1

**Answer 1**

1)

(V1)²

2)

The scalar product of the 2 vectors in terms of V1 and V2 would be

(V1)(V2)cosθ

When the 2 vectors are parallel to each other, θ = 0, so cosθ = 1. The scalar product would then be

(V1)(V2)