mrfire33001 mrfire33001 22-02-2024 Mathematics contestada Let ( a₁ ) be a geometric progression. We know that ( a₃ = 12 ) and ( a₆ = 36 √3 ). What is the value of ( a₁ )? a. ( 4 ) b. ( 6 ) c. ( 9 ) d. ( 12 )