Answer:
yes that's correct
Step-by-step explanation:
1. 3x*(3x+4)
2. 3x*3x=6x2
3x*4=12x
so it's 6x^2+12x
Step-by-step explanation:
The inequality which shows the relationship between the plotted points on the number line is
B. - 9 < - 7
<u>Given</u>:
Mean,
Standard deviation,
The Chebyshev theorem will be used for the solution of the given query,
i.e.,
(i)
⇒
The lower limit will be:
=
=
=
The upper limit will be:
=
=
=
hence,
The 75% houses sold are between:
⇒ (200000, 400000)
(ii)
⇒
By putting the values, we get
now,
⇒
(%)
hence,
88.88% houses sold between 150000 and 450000.
(iii)
⇒
By putting the values, we get
now,
⇒
(%)
hence,
85.21% houses are sold between 170000 and 430000.
Learn more:
brainly.com/question/20897803
Answer:
Each octave change requires a doubling of the frequency.
Therefore, one octave above 126.63 is 126.63 * 2 which equals
253.26
Step-by-step explanation: