The number 20 has TWO square roots which are -20 and 20.....I hope this helps!!! Have a great day!!
Answer:
Correct!
Step-by-step explanation:
First, I'll try to solve it myself.
2(2a-1)+3a=7a-2
7a-2
4a-2=7a-2
His is very correct!
Answer:
C)
Step-by-step explanation:
Given:
Number of freshmen = 3
Number of sophomores =3
Number of juniors =3
Number of seniors = 3
The team's captain is randomly selected from any grade level.
To find the the probability that a freshman will not be selected as captain.
Solution:
Total number of members in the team =
= 12
Probability that a freshman will be selected as captain will be:
⇒ 
⇒ 
Reducing to simple fraction by dividing numerator and denominator by 3.
⇒ 
⇒ 
Thus, probability that a freshman will not be selected as captain will be given as:
⇒ 
Taking LCD.
⇒ 
Subtracting the numerators.
⇒
(Answer)
Answer:The answer can be calculated by doing the following steps;
Step-by-step explanation:
I think you have done some mistakes in question because at one stage there comes a complex no. And at the end the value of n comes in decimal.
Answer:
$11
Step-by-step explanation:
to find the difference you subtract
56 - 45 = 11