Evaluate the Integral $$\int _ { 1 } ^ { 2 } ( ( 2 - 7 t ) \mathbf { i } + 5 \sqrt { t } \mathbf { j } ) d t$$

question 8

Multiple Choice

Evaluate the integral.
- $$\int _ { 1 } ^ { 2 } ( ( 2 - 7 t ) \mathbf { i } + 5 \sqrt { t } \mathbf { j } ) d t$$

• A) \(- \frac { 17 } { 2 } + \frac { 10 } { 3 } ( 2 \sqrt { 2 } - 1 )\)
• B) \(- \frac { 23 } { 2 } \mathbf { i } + \frac { 10 } { 3 } ( 2 \sqrt { 2 } - 1 ) \mathbf { j }\)
• C) \(- \frac { 17 } { 2 } \mathbf { i } + \frac { 10 } { 3 } ( 2 \sqrt { 2 } - 1 ) \mathbf { j }\)
• D) \(5 \frac { \sqrt { 2 } - 2 } { 4 } \mathbf { j }\)

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