Solve Applied Problems Involving Vectors
-A Child Throws a Ball $48 ^ { \circ }$

question 256

Multiple Choice

Solve Applied Problems Involving Vectors
-A child throws a ball with a speed of 4 feet per second at an angle of $48 ^ { \circ }$ with the horizontal. Express the vector described in terms of $\mathbf { i }$ and $\mathbf { j }$ . If exact values are not possible, round components to 3 decimals.

• A) \(2.677 \mathrm { i } + 2.973 \mathrm { j }\)
• B) \(2.973 \mathrm { i } + 2.677 \mathrm { j }\)
• C) \(- 2.677 \mathrm { i } + 2.973 \mathrm { j }\)
• D) \(2.973 \mathrm { i } - 2.677 \mathrm { j }\)

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