Answer:
x=
17
/9 or x=
25
/9
Step-by-step explanation:
9(3x - 7) ^2= 16
9(3x - 7) ^2-16= 0
as we know that (a-b)^2=a^2-2ab+b^2
9((3x)^2-2(3x)(7)+(7)^2=0
solving this we got the below equation
81x2−378x+425=0
By Factorizing the equation
(9x−17)(9x−25)=0
9x−17=0 or 9x−25=0
x=
17
/9 or x=
25
/9
Answer:
136
Step-by-step explanation:
160×15%=24
160-24=136
Answer:Am nevoie de Puncte
Step-by-step explanation:
Answer: f(5x)=(50x^2)-5
Step-by-step explanation:
f(5x)=2(5x)^2-5
=2(25x^2)-5
=50x^2-5
Answer:
i dont know
Step-by-step explanation: