To represent the fighter jet's return flight, we can use the formula: m = 1300 - 800h.
I. m = -800h + 1300: This equation does not represent the fighter jet's return flight because the coefficient of h is negative (-800), which means the jet is moving away from the base rather than returning to it.
II. m = 800h: This equation does not represent the fighter jet's return flight because it does not account for the initial distance of 1300 miles from the base.
III. m = 800h - 1300: This equation represents the fighter jet's return flight correctly. It accounts for the initial distance from the base (1300 miles) and indicates that the distance from the base decreases by 800 miles per hour.
IV. (m - 1300)/ -800 = h: This equation also represents the fighter jet's return flight correctly. By rearranging the equation, we get m = -800h + 1300, which is the same as equation I.
Therefore, the correct answer is C. I and IV.
An Air Force’s fighter jet is 1300 miles away from base. The pilot is instructed to return to base. He looks at his screen and sees that the plane is flying at 800 miles per hour. If m represents the miles from the base and h represents the hours, which of the following equations represents the fighter jet’s return flight? I. 푚 = − 800ℎ + 1300 II. 푚 = 800ℎ III. 푚 = 800ℎ − 1300 IV. (푚 − 1300)/ − 800 = ℎ A. I only B. II and III C. I and IV D. All of them and solve why
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