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mote1985 [20]
3 years ago
7

Who knows what 5 to the power of 2 i

Mathematics
2 answers:
Alexxandr [17]3 years ago
6 0
If you mean 5^2 and not 5^2i then
5^2 just means 5 times itself,twice or 5 times 5 or 25


if you meant 5^2i
i=√-1
so law of exponents says a^(xz)=(a^x)^z so
5^2i=(5^2)^i or (25)^i
the answer (if you wanted 5^2i) is 25^i


IF YOU MEANT 5^2 then the answer is 25
tigry1 [53]3 years ago
5 0
25. You just do
5*5 to find out powers! for example, 2 to the power of six is just like
2*2*2*2*2*2
that is
64

Your question's answer is 25.
Thank you!
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Five times the result of adding one to a certain number, is equal to four times the number, plus three. Find the number
Galina-37 [17]

Answer:

The number is -2

Step-by-step explanation:

Let the number = x

Given that:

Five times the result of adding one to a certain number, is equal to four times the number, plus three.

The equation will be:

5(x+1) = 4x +3

Simplifying

5x + 5 = 4x +3

Taking terms with x on left side and others on right side

5x - 4x = 3 - 5   (sign of transferred terms will be changed)

x = -2

Proof :

Condition 1:

  • number = -2                                  
  • Add one = -2 +1 = -1
  • Multiply 5 = -5

Condition 2:

  • 4 times  of number = 4 (-2) = -8
  • Add 3 = -8 +3 = -5

Hence both conditions have same answer.

I hope it will help you!

5 0
3 years ago
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