Correct option:
d. 1.64
<h2>
Explanation:</h2>
An object is launched vertically upward from a 25 foot platform and is modeled by the following function:

So this is the equation of a parabola because the object is a projectile so it follows the Projectile Motion.
The object fall back to the ground when
so:

Since time can't be negative, we only choose the positive value. therefore:
<em>The object fall back to the ground after 1.64 seconds</em>
<em></em>
<h2>
Learn more:</h2>
Projectile motion: brainly.com/question/12554459
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Answer:
move 5m over the sign so it is like this m-5m>-4 subract it will be-4m>-4 divide both sides by-4 m=1 negative divided by a negative is a positive
Answer:
The value if x is 0.9875.
Step-by-step explanation:
First, we have to get rid of brackets by expanding :



Next you have to collect like terms :


Lastly, you can solve x :





Answer:
4.5 ounces
Step-by-step explanation:
First dived 3 by 2 to figure out how much water she drinks in 1/3 of a hour.
Second, you take the answer 1.5 ounces per 13 of an hour and multiply it by 3.
Lastly, you get your answer 4.5 ounces of water in a hour.
1. 3 / 2 = 1.5
2. 1.5 x 3 = 4.5