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Elena L [17]
3 years ago
9

Anja simplified the expression StartFraction 10 x Superscript negative 5 Baseline Over Negative 5 x Superscript 10 Baseline EndF

raction to StartFraction 15 Over x Superscript 15 Baseline EndFraction. What mistake did Anja make?
Mathematics
2 answers:
katovenus [111]3 years ago
7 0

Answer:

She subtracted the coefficients instead of dividing them

Step-by-step explanation:

nikdorinn [45]3 years ago
3 0

Answer:

<h2>Anja's mistakes is solving coefficients, she must divide.</h2>

Step-by-step explanation:

The given expression is

\frac{10x^{-5} }{-5x^{10} }

Anja simplfied to

\frac{15}{x^{15} }

Anja did well powers, however, she did wrong coefficients, instead of dividing them, she subtracted them as she did with powers.

Therefore, Anja's mistakes is solving coefficients, she must divide.

\frac{10x^{-5} }{-5x^{10} }=-\frac{2}{x^{15} }

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