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Tomtit [17]
3 years ago
11

Please helpppppppppppppppppp

Mathematics
1 answer:
murzikaleks [220]3 years ago
6 0

Answer:

B-value: -1

Step-by-step explanation:

In a quadratic equation, the b-value is always next to (and multiplied by) the x-value. In other words, it is known to be the middle number. In this example there is a minus adjacent to the x such that you would consider <em>the b-value to be -1</em> .

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Please help I will give brainliest.
irinina [24]

Answer:

t = 1 sec   5 meters

Step-by-step explanation:

When the object hits the ground , height = 0

   0    = (5t+5)(1-t)      so t = -1(throw out...can't have negative time value) or 1  

As the object is dropped, t = 0    sub that in to the equation

h = (5(0)+5)(1-0) = 5 meters  

6 0
2 years ago
2/3 - 8/12 show all the work!
Karo-lina-s [1.5K]

So we multiply 2 by 12, and get 24.

Then we multiply 8 by 3, and get 24.

Next we give both terms new denominators -- 3 × 12 = 36.

So now our fractions look like this:

<span><span>24/36</span>−<span>24/36</span></span><span><span>Since our denominators match, we can subtract the numerators.24 − 24 = 0So the answer is:<span>0/36 z</span></span><span>ero divided by anything is just zero. So that's the final answer:
<span>0</span></span></span>
5 0
4 years ago
Read 2 more answers
HELPS ASAP PLEASE!!!!
timofeeve [1]
It's 27 because two negatives cancels each other out.

3 0
3 years ago
Read 2 more answers
If each fish tank has a volume of 3 ft ³ and there are 20 tanks, what is the total volume of all the tanks? ​
ra1l [238]
You only need to multiply 3 by 20. The answer will be 60 ft ^3
7 0
3 years ago
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Argent deadline is tomorrow a²-(b-c)²​
bezimeni [28]

Answer:

a^2 - ( b- c)^2 = a^ 2- b^2 - c^2 +2 bc

Step-by-step explanation:

Using \ (x - y)^2 = x^2 - 2xy + y^2

a^2 - (b - c)^2 = a^2 - ( b^2 - 2bc + c^2 ) = a^2 - b^2 + 2bc - c^2 = a^2 - b^2 - c^2 + 2bc

7 0
3 years ago
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