Math, asked by girlteddy, 11 months ago

5^2x+1 ÷ 25 = 125. Find value of x​

Answers

Answered by anujyadav3124
8

Answer:

 {5}^{2x}  + 1 \div 25 = 125 \\  \\  \frac{ {5}^{2x}  + 1}{25}  = 125 \\  \\  {2x}^{5}  + 1 = 3125 \\  \\ 25 {x}^{5}  + 1 = 3125 \\  \\ 25 {x}^{5}  = 3124 \\  \\  {x}^{5}  =  \frac{3124}{25}  \\  \\  {x}^{5}  = 124.96

here is your answer.

Step-by-step explanation:

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Answered by DaIncredible
17

Answer:

x = 2

Step-by-step explanation:

 {5}^{2x + 1}  \div 25 = 125 \\  \\  {5}^{2x + 1}  \div  {5}^{2}  =  {5}^{3}  \\  \\  {5}^{2x + 1 - 2}  =  {5}^{3}

Since the numbers are same, we can equate their powers:

2x + 1 - 2 = 3

2x - 1 = 3

2x = 3 + 1

2x = 4

x = 2

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