natefgftvcthhv
natefgftvcthhv
20-01-2022
Mathematics
contestada
Factor: 81y^2-49
Your answer
Respuesta :
saraalvi00
saraalvi00
20-01-2022
Answer:(9y-7)(9y+7)
Step-by-step explanation:
81y^2-49
=(9y)^2-(7)^2
=(9y-7)(9y+7)
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