eagleriver1969 eagleriver1969

12-06-2022
Mathematics

contestada

4√5x - √80x+√45x
Help please

Respuesta :

jcherry99 jcherry99

12-06-2022

Answer:

Step-by-step explanation:

Remark

√80 = √(16 * 5) = 4√5 I will put the - sign in when I gather terms

√45 = √(9 * 5) = 3√5

Expression

4√5x - √80x+√45x

Solution

4√5x - 4√5x + 3√5x

The first two terms cancel out

3√5x is all that is left

Answer: 3√5x

Answer Link

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