Answer :
Answer:
j=15/24 or j=5/8
Step-by-step explanation:
192j²-240j+75=0
192j²-120j-120j+75=0
24j(8j-5) -15(8j-5)=0
(24j-15) (8j-5)=0
24j-15=0 or 8j-5=0
24j=15 8j=5
j=15/24 j=5/8
Answer:
j=15/24 or j=5/8
Step-by-step explanation:
192j²-240j+75=0
192j²-120j-120j+75=0
24j(8j-5) -15(8j-5)=0
(24j-15) (8j-5)=0
24j-15=0 or 8j-5=0
24j=15 8j=5
j=15/24 j=5/8