arooja
arooja
20-01-2021
Mathematics
contestada
please help me in this question
Respuesta :
mhanifa
mhanifa
20-01-2021
Answer:
m= 4
Step-by-step explanation:
(-5)^(m + 3) × (-5)^8 = (-5)^15
(-5)^(m + 3 + 8) = (-5)^15
(-5)^(m + 11) = (-5)^15
m + 11 = 15
m = 4
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