An arrow is shot vertically upward at a rate of 230 feet per second. Use the projectile formula h = −16t2 + v0t to determine at
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hmmm first off let's convert the √3 +i to trigonometric form, and then use De Moivre's root theorem, bearing in mind that √3 and i or 1i are both positive, meaning we're on the I Quadrant.
The answer is choice D
Check out the attached image to see the steps on how to get that answer
Notice how I'm marking the rows and columns, and then multiplying the corresponding values together. Also make note of the color-coding.
Check out the attached image to see the steps on how to get that answer
Notice how I'm marking the rows and columns, and then multiplying the corresponding values together. Also make note of the color-coding.