Think back to the reference to catapults. Suppose the initial height of the stone is 12 feet and the stone is being launched with a velocity of 61 feet per second. Use the information above to complete the following steps. Step 1. Write a quadratic equation in standard form to represent the situation.
Step 2. Solve the equation. How long will it take the stone to hit the ground?
Step 3. Check your solution.
Step 4. What is the maximum height of the stone after it's launched?

Check Your Answers
Step 1. Write a quadratic equation in standard form to represent the situation.
H(t) = − 16t2 + 61t + 12

WHERE DID THE -16 COME FRO

In new york city at the spring equinox there are 12 hours 8 minutes of daylight. the longest and shortest days of the year very by two hours and 53 minutes from the equinox in this year the equinox falls on march 21 in this task you use trigonometric function to model the hours of daylight hours on certain days of the year in new york city a.what is the independent and dependent variables? b.find the amplitude and the period of the function. c.create a trigonometric function that describes the hours of sunlight for each day of the year. d. graph the function you build in part c. e. use the function you build in part c to find out how many fewer daylight hours february 10 will have than march 21. you may look at the calendar.

Geometry simularity in right triangles if you need a better pic just ask

Daniel buys one bond each with a par value of $1,000 from grath oil, ombor medical supplies, and dwyn horticulture. grath oil bonds are selling at 120.514, ombor medical supplies bonds are selling at 90.773, and dwyn horticulture bonds are selling at 101.180. what is the total face value of daniel's bonds?