(a ± b)² = a² ± 2ab + b² . . . . . . . (signs match)
The middle term is twice the product of the roots of the other two terms. This tells you the terms of the binomial are the square roots of the end terms.
The sign in the binomial will match the sign of the "2ab" term. The order of terms in the binomial doesn't matter. (a±b)² = (b±a)² when signs match.
216 sequences are possible
Answer:
Boys sent more text messages than girls during the
✔ night
.
In the morning, girls sent about
✔ 5
more text messages than boys.
Both boys and girls sent the most text messages in the
✔ evening
.
During the afternoon, the students sent a total of approximately
✔ 40
text messages.
Step-by-step explanation:
First, you solve the square root:

Knowing that the square root of a negative number doesn't exist:


is your answer.
Hope it helped,
Happy homework/ study/ exam!
Answer:
3,465 in³
Step-by-step explanation:
V=LWH
V=21 x 11 x 15 (the height of the water)
V= 3465