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Algebra 1 help please!?





Question 1 (Multiple Choice Worth 1 points)A particle is moving along a projectile path where the initial height is 96 feet with an initial speed of 16 feet per second. What is the maximum height of the particle? 100 feet 96 feet 60 feet 56 feetQuestion 2 (Multiple Choice Worth 1 points)Jules kicks a soccer ball off the ground and into the air with an initial velocity of 25 feet per second. Assume the starting height of the ball is 0 feet. Approximately, how long does it take until the soccer ball hits the ground again? 0.6 sec 0.8 sec 1.6 secs 2.8 secsQuestion 3 (Multiple Choice Worth 1 points)A golf ball is hit from the ground with an initial velocity of 208 feet per second. Assume the starting height of the ball is 0 feet. How long will it take the golf ball to hit the ground? 13 secs 21 secs 42 secs 6 secsQuestion 4 (Multiple Choice Worth 1 points)Alexei wants to hang a mirror in his boat but the mirror and frame must not have an area larger than 19.25 square feet. The mirror is 3 feet wide and 5 feet long. Which quadratic equation represents the area of the mirror and frame combined? (The border must have equal width on each side.) 2x2 + 8x − 19.25 = 0 3x2 + 5x − 19.25 = 0 4x2 + 16x − 4.25 = 0 4x2 + 16x + 15 = 0Question 5 (Multiple Choice Worth 1 points)Jules kicks a soccer ball off the ground and into the air with an initial velocity of 25 feet per second. Assume the starting height of the ball is 0 feet. Approximately what maximum height does the soccer ball reach? 0.8 ft 1.6 ft 9.8 ft 19.6 ftQuestion 6 (Multiple Choice Worth 1 points)Amir pitched a baseball at an initial height of 5.9 feet with a velocity of 73.16 feet per second. About how long will it take the ball Amir pitched to hit the ground? 4.66 secs 2.94 secs 2.35 secs 1.47 secsQuestion 7 (Essay Worth 4 points)Use complete sentences to explain how you would use graphing technology to find the solutions of 0 = 2x2 − 3x + 0.5. What do the solutions of 0 = 2x2 − 3x + 0.5 represent on the graph of the equation?



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One Response so far.

  1. devests says:

    1. 100 feet2. 0.8 secs3. 6 secs4. 3rd equation5. 9.8 feet6. 4.66 secs7. The equation can be represented as f(x) = 0, where f(x) = 2x