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RoseWind [281]
2 years ago
11

Simplify answer should only contain positive exponents

Mathematics
1 answer:
PilotLPTM [1.2K]2 years ago
6 0

Answer:

13)  \frac{3m}{2n^2} (answer (C))

14)  \frac{4b}{3} (answer (A))

Step-by-step explanation:

Problem 13)

Cancel  out in PAIRS the common factors in numerator and denominator

\frac{3m^4n^2}{2m^3n^4} =\frac{3m}{2n^2}

which agrees with answer C

Problem 14)

Cancel  out in PAIRS the common factors in numerator and denominator

\frac{4a^2b^2}{3ba^2} =\frac{4b}{3}

which agrees with answer A

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Put brackets in the calculation below to make it correct.<br><br> 15 - 4 x 2 + 1 = 3
bagirrra123 [75]
If you put brackets around (2+1), your method of working is: 
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2 years ago
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3 years ago
Use the substitution method to solve the system of equations
PilotLPTM [1.2K]

You solve the substitution method to solve a system of equality by expressing one variable in terms of the other using one equation, and then plugging this expression in the other(s).

In this case, the first equation gives us a way to express n in terms of m. So, we can replace every occurrence of n in the second equation with the given formula.

The result is

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3 years ago
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