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nikitadnepr [17]
2 years ago
7

Which expression is equivalent to (5 ^-2) (5^-1)?

Mathematics
1 answer:
VladimirAG [237]2 years ago
6 0

Answer:1/125

Step-by-step explanation:

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The table shows how the number of cars, c, depends on the number people, t. How would you write this as an equation?
Nataly [62]

Answer:

t = 3c - 5

Step-by-step explanation:

The relation between c and t is linear as the increase of the value of t is uniform for each unit increase in the value of c.

Now, any two points on the graph of the t = f(c) equation are sufficient to determine the equation.

Let the points are (2,1) and (3,4).

So, using two points formula of straight line we get the equation is  

\frac{t - 4}{4 - 1} = \frac{c - 3}{3 - 2}

⇒ t - 4 = 3(c - 3)

⇒ t - 4 = 3c - 9

⇒ t = 3c - 5 (Answer)

6 0
3 years ago
Help!
lord [1]

Answer:

  1

Step-by-step explanation:

The square of the value in the empty space is the constant in the expanded expression. That is ...

  [ ]² = 1

The value in the space is ...

  [ ] = √1 = 1

The filled-in equation is ...

  (3x -1)² = 9x² -6x +1

_____

The expansion of the square of a binomial is ...

  (ax -b)² = a²x² -2abx +b²

Above, we used the constant term to find 'b', but we could also have used the linear term:

  -6x = -2(3)bx . . . . . a=3 in this problem

  1 = b . . . . . . . divide by -6x

6 0
2 years ago
Brenna has a bike odometer that shows how far she travels. She bikes 8 miles to her friend's house and then both girls bike to t
aleksklad [387]

Answer:

14 = 8 + 2d

Step-by-step explanation:

Odometer is a device that is equipped in the vehicles to count the distance traveled by the vehicle.

It has been given in the question that,

Distance between beach and her friend's house = d miles.

Distance between Brenna's house and her friend's house = 8 miles

Total distance traveled by Brenna = 14 miles.

Starting from the Brenna's house, we will add each distance traveled till the end of her journey and will make it equal to the 14 miles.

So,

Total distance = Distance between Brenna's house and her friend's house + Distance between her friend's house and beach + Distance between beach and her friend's house

Thus, we can now put the values as,

14 = 8 + d + d

We will get the final equation as

14 = 8 + 2d

4 0
3 years ago
Read 2 more answers
Is 2/5 the same as 0.4?
ICE Princess25 [194]
Yes, because if you devide 2 by 5 it equals a decimal of .4
<em>~Hope this helped :)</em>
8 0
3 years ago
Read 2 more answers
What is the fraction as a mixed number 14/2
slava [35]
7. is the answer to your question
5 0
3 years ago
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