Answer:
512
Step-by-step explanation:
(a)=a*r^( n − 1)
(9)=2*(-2)^( 9− 1)
=512
hope this help
Answer:
d sqrt(95)/7
Step-by-step explanation:
tan theta = opposite /adjacent
tan B = AC/BC
tan B = sqrt(95)/7
Answer:
220
Step-by-step explanation:
Given,
The total number of people = 12,
Out of which, top 3 finishers will be recognized with the same award,
So, the total possible way = total combination of 3 people out of 12 people





Hence, there are 220 ways the top 3 racers can be grouped from the 12 people.
Answer:
(a+b)(c+d)=a c+a d+b c+b d is the formula
Step-by-step explanation:
Solution :
Given the equation :




n = 9



Therefore the vertex form of
is
.