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serious [3.7K]
3 years ago
13

Could -2be used as a base to rewrite 32? 64? why or why not

Mathematics
1 answer:
kenny6666 [7]3 years ago
4 0
32. No because (-2)^5= -32. The exponent is odd so the negative sign does not cancel out.

64. Yes because (-2)^6=64. The exponent is positive so the negative sign in -2 is cancelled out through multiplication.
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Pls help me!!!!!!!!!
Ann [662]

Answer: 6. When insulating materials rub against each other, they may become electrically charged . Electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. The material that gains electrons becomes negatively charged.

7. The neutral electroscope becomes charged as the result of being contacted by the metal sphere. In contrast to induction, where the charged object is brought near but never contacted to the object being charged, conduction charging makes the physical connection of the charged object to the neutral object

8. Grounding is the process of removing the excess charge on an object by means of the transfer of electrons between it and another object of substantial size. When a charged object is grounded, the excess charge is balanced by the transfer of electrons between the charged object and a ground.

9. Grounding is the process of removing the excess charge on an object by means of the transfer of electrons between it and another object of substantial size. When a charged object is grounded, the excess charge is balanced by the transfer of electrons between the charged object and a ground.

Step-by-step explanation: Do NOT copy word for word but this will give an idea

4 0
3 years ago
Will give Brainliest, like, comment, 5 stars, and 5 points to best answer
Rudik [331]
Y= X divided by 1000
Y= X/1000

Hope it works! Good luck!
3 0
3 years ago
There are 3 yellow, 4 blue, 3 green, and 2 red candies in a bag. Without looking, Brian reaches into the bag and pulls out one p
olga55 [171]
<h3> - - - - - - - - - - - - - ~<u>Hello There</u>!~ - - - - - - - - - - - - - </h3>

➷ First, we need to figure out the total number of candies:

3 + 4 + 3 + 2 = 12

Keep this number in mind as it will be the denominator

There are 3 yellow candies so the probability would be:

\frac{3}{12} or \frac{1}{4}

➶Hope This Helps You!

➶Good Luck :)

➶Have A Great Day ^-^

↬ Hannah ♡

7 0
3 years ago
Napoleon Crossing the Alps
timama [110]

It took him 2.6 hours to reach the top

Data;

  • Uphill = 6km
  • Downhill = 4km
  • Total time taken = 8 hours

<h3>Speed</h3>

Let us calculate the speed during uphill and downhill

Since the time it took them to descend is twice the time it took them to ascend,

  • Let x represent the time taken to ascend

x + 2x = 8 hours\\3x = 8\\x = \frac{8}{3} \\x = 2.6 hours

From the calculation above, it took him 2.6 hours to reach the top.

Learn more on speed here;

brainly.com/question/4931057

3 0
2 years ago
Read 2 more answers
Find the formula for the nth term of these sequences:
kirza4 [7]

A child makes a pitcher of fruit punch by completely dissolving fruit- flavoured powder in water. The child drinks a glass and decides the punch needs to be sweeter, so she stirs in more powder. This time the powder does not all dissolve, but settles on the bottom of the pitcher. A) Is the fruit-flavoured powder a pure substance or a mixture? * helpme anyone?

8 0
3 years ago
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