If Vector $\vec { B }$ Is Added to Vector $\overrightarrow { \mathrm { A } }$

question 55

Multiple Choice

If vector $\vec { B }$ is added to vector $\overrightarrow { \mathrm { A } }$ ,the result is $6 \tilde { \mathbf { i } } + \hat { \mathbf { j } }$ .If $\vec { B }$ is subtracted from $\overrightarrow { \mathrm { A } }$ ,the result is $$- 4 \tilde { \mathbf { i } } + 7 \tilde { \mathbf { j } }$$ .What is the magnitude of $\overrightarrow { \mathrm { A } }$ ?

• A)5.1
• B)4.1
• C)5.4
• D)5.8
• E)8.2

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Definitions:

Sediment

Particles of organic or inorganic matter that accumulate in a loose, unconsolidated form, often transported by water, wind, or ice.

Angular Fragments

Pieces of rock or mineral that have sharp edges, typically resulting from mechanical weathering and indicative of rapid transport or deposition.

Qualitative

Pertaining to descriptions or distinctions based on qualities rather than on quantity or numerical values.

Chemical Composition

The identification and proportion of elements and compounds within a substance, defining its properties and reactions.