The Dot Product
1 Find the Dot Product of Two

question 52

Multiple Choice

The Dot Product
1 Find the Dot Product of Two Vectors
- $\mathbf { u } = - 10 \mathbf { i } - 5 \mathbf { j } , \mathbf { v } = - 10 \mathbf { i } + 5 \mathbf { j } , \mathbf { w } = 3 \mathbf { i } - 4 \mathbf { j } ;$ Find $\mathbf { u } \cdot ( \mathbf { v } + \mathbf { w } )$

• A) 65
• B) 25
• C) 75
• D) \(- 10\)

---

Definitions:

Insight Therapies

Psychological treatments that emphasize understanding the motives and mechanisms of the mind to achieve emotional and behavioral awareness and change.

Spontaneous Remission

The surprising recovery or healing from an illness or condition without the aid of medical treatment or intervention.

Placebo Treatments

Inactive substances or procedures given to a participant in place of an actual treatment, used in research to test the effectiveness of therapies.

Conditioned Stimulus

In classical conditioning, a previously neutral stimulus that, after being associated with an unconditioned stimulus, comes to elicit a conditioned response.