Answer:
25x^2 -40x + 16
Step-by-step explanation:
(5x-4)^2
(5x-4)(5x-4)
FOIL
first 5x*5x =25x^2
outer 5x*-4 = -20x
inner 5x*-4 = -20x
last = -4*-4 = 16
Add them together
25x^2 -20x -20x+ 16
Combine like terms
25x^2 -40x + 16
Answer: 768
Step-by-step explanation:
Just multiply 2 by the first term (3) until u get to the 9th term
So 1.. 3*2= 6
2.. 6*2=12
3.. 12*2= 24
& so forth
So the 9th term is 768
<span>Write 7.4 as a mixed number and as an improper fraction. Do not try to simplify your answers.
</span>
The answer is 37/5