Seudónimo Seudónimo

07-09-2020
Mathematics

contestada

please help with qn 1!!

please help with qn 1 class=

Respuesta :

Leora03 Leora03

08-09-2020

Answer:

3ab= ½

Step-by-step explanation:

Please see attached picture for full solution.

*(1)² in line 4 means squaring equation 1.

subst. (2) into (3) means substituting equation 2 into equation 3. (see underline in pink)

Ver imagen Leora03

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