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weeeeeb [17]
4 years ago
11

A projectile is launched from ground level with an initial velocity of v0 feet per second. It's height in feet t seconds after l

aunch is given by s= -16t^2+v0t. Find the time the projectile will reach a height of 128ft when v0= 96 ft per second
Mathematics
1 answer:
jeka944 years ago
5 0

Answer:

2345

Step-by-step explanation:

jyugtyg ytftrv g6bgy

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Write an equation for the relation.
NeX [460]

Answer:

the answer is f(x)= x-2

8 0
3 years ago
Trig work i don’t understand. pls help
Naily [24]

Answer: A

Step-by-step explanation:

So we know that to find the area of a triangle you have to multiply the base times the height and divide it by two or multiply it by 1/2.Looking the information given it say that theta is equal to 26 degrees  and the length of a or the hypotenuse is 25 and b which in this case is the base is 32. So the information gives us the base but now we need to find the height.

To find  H we need to apply trigonometry solve for h the height.

As we could see theta which is 26 degrees is opposite the height and we know the hypotenuse length. So using soh cah toh we have to know that the length of h is  going to be using the sin formula opposite over hypotenuse.

sin(26)=\frac{h}{25}    solve for h by multiplying both sides by 25.

h= 25 sin(26)

h= 10.96   is being rounded to the nearest hundredth because that is essential

Now we know H is equal to 10.96  which is the Height so now we have all the information we need the height and the base.

Multiply 10.96 by 32 and divide it by 2.

10.96 * 32 =  350.72

350.72 /2 = 176.36  

The best answer is A  because that is the only best approximation to 175.35.

8 0
3 years ago
The y-intercept of the line whose equation is 3x - 2y = 6 is
Nimfa-mama [501]
Y-intercept happens when the x-coordinate equals zero

Subtitute x with 0 from the equation
<span>3x - 2y = 6
3(0) - 2y = 6
0 - 2y = 6
-2y = 6
y = 6/-2
y = -3

The y-intercept is -3</span>
3 0
4 years ago
Tomas rides his bike at a steady rate of 4 miles every 6 minutes. Find the unit rate of this proportional relationship
ddd [48]

4 miles every 6 minutes
So proportional relationship is 4:6
Simplified its 2:4
6 0
4 years ago
The price of an American Airlines ticket to Boston increased to $600. This is a 15 percent increase. What was the old fare? Roun
FinnZ [79.3K]
The old fare was "x"
then it got bumped up by 15%, and the new price is x + 15% of x,
so.. one could say, that "x" is the 100%, then you add a 15% to
it, to get 600
thus \bf \begin{array}{ccllll}&#10;amount&\%\\&#10;\textendash\textendash\textendash\textendash\textendash\textendash&\textendash\textendash\textendash\textendash\textendash\textendash\\&#10;x&100\\&#10;600&100+15&#10;\end{array}\implies \cfrac{x}{600}=\cfrac{100}{100+15}

solve for "x"
8 0
3 years ago
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