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melisa1 [442]
3 years ago
14

Can anyone help with this? I will mark you as brainliest!

Mathematics
2 answers:
Pavel [41]3 years ago
7 0

Answer:

1.25x10^2

Step-by-step explanation:

5x5^2

5x5x5=125

125=1.25x10^2

Therefore 5x5^2=1.25x10^2

vivado [14]3 years ago
5 0

Answer:

5^3

Step-by-step explanation:

In laws of indices x^2 × x^5. The powers are added when the bases are multiplied and when its division you subtract.

{x}^{2}  +  {x}^{5}  = x ^{2+ 5}  =  {x}^{7}

Therefore so 5x×5x^2=5x^3

5x {}^{1}   \times 5x {}^{2}  = 5x {}^{2 + 1}  = 5x {}^{3}

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