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labwork [276]
3 years ago
14

Simplify the expression (-a)^-18

Mathematics
1 answer:
koban [17]3 years ago
3 0

Answer:

It's letter C

Step-by-step explanation:

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Find the specific formula for the sequence. [−3,1,5,9,13,...]
aleksklad [387]
Hello There!

-3      1      4      9      13.
    +4    +4    +4    +4

As you can see above, to get from one number to the next it is simply adding 4. So the formula is simply just x + 4.

Hope This Helps You!
<span>Good Luck :) </span>

<span>- Hannah ❤</span>
3 0
3 years ago
A prism and two nets are shown below: 3 in 5 In. 8.6 In. 4 In. Prism B A A D Not A Not B Part A: Which is the correct net for th
tatuchka [14]

Answer:

c

Step-by-step explanation:

6 0
2 years ago
A van travelled at an average speed of 65km/hr from town A. A 35 minutes later a car started from town A ans drove along the sam
kobusy [5.1K]

Answer:

91.6 km/h

Step-by-step explanation:

Let v = average speed of van = 65 km/h and v' = average speed of car. Let t be the time the car starts to move. The van started 35 minutes earlier at t' = (t + 35/60) h.

Since distance d = vt where v = velocity and t = time, the distance moved by the van d = vt' = v(t + 35/60) and that moved by the car is d' = v't.

Since the car catches up with the van after it had moved a distance of 130 km,  d = d' = 130 km.

So d = v(t + 0.583)

Substituting d = 130 km and v = 65 km/h, we have

130 km = 65 km/h(t + 0.583)

130 km = (65t + 37.895 )km

subtracting 37.895 from both sides, we have

130 km - 37.895 km = 65t

92.105 = 65t

dividing both sides by 65, we have

t = 92.105/65

= 1.417 h

≅ 1.42 h

Since d = d' = v't,

v' = d'/t

= 130 km/1.42 h

= 91.55 km/h

≅ 91.6 km/h

So, the average speed of the car is 91.6 km/h

5 0
3 years ago
-|7 - 10|<br> Evaluate the following expression
wolverine [178]

|7-10| = 3 (absolute value), then multiply to the negative sign. answer:-3

5 0
3 years ago
Geometry Question: BK bisects angle ABC and M angle ABK=28.3 degrees. Find M angle KBC and M angle ABC.
GarryVolchara [31]

Answer:

KBC = 28.3

ABC = 56.6

Step-by-step explanation:

Given

ABK = 28.3

Required

Determine KBC and ABC

Since BK bisects ABK, then

KBC = ABK

Substitute 28.3 for ABK

KBC = 28.3

Using same point as above

<em>Since BK bisects ABK, then</em>

ABC = ABK + KBC

ABC = 28.3 + 28.3

ABC = 56.6

7 0
3 years ago
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