The binomial expansion:

a = 2y, b = 4 x^3, n = 4
( x )^3k = x^ 9
k = 3


Answer: the coefficient is
512.
Answer:
16 and 9
Step-by-step explanation:
2+14=16 7+2=9
Answer:
c
Step-by-step explanation:
Answer:
hello : 256 words
Step-by-step explanation:
2 minutes and 30 = (2×60)+30=150seconds
4 minutes = 4 ×60 = 240 seconds
150seconds →160 words
240 seconds → x ?
x = (160×240) / 150 = 38400/150= 256 words
Answer:
255
Step-by-step explanation:
just took the test