Write the sum using sigma notation.  figure 1.png)
 figure 2.png)
 answer.png)
You might also like to view...
In the figure, the exterior sides of the adjacent angles (
and 
) form a larger angle (
). If m
= 49° and m
= 58°, what type of angle is 
?
Fill in the blank(s) with the appropriate word(s).
Let matrix A represent the sales (in thousands of dollars) of a toy company in 1994 in three cities, let B represent the sales in the same cities in 1995, and let C represent the sales in the same cities in 1996. 
A = 
; B = 
; C = 
What is the change in sales between 1994 and 1996?
What will be an ideal response?
Solve the problem.A gas company has the following rate schedule for natural gas usage in single-family residences:Monthly service charge$8.80Per therm service charge1st 25 therms$0.6686/thermOver 25 therms$0.85870/thermWhat is the charge for using 25 therms in one month?What is the charge for using 45 therms in one month?Construct a function that gives the monthly charge C for x therms of gas.
What will be an ideal response?
Assume that the expressions given are denominators of fractions. Find the least common denominator. 20xy, 8x2
A. 40x2y B. 40xy2 C. 40xy3 D. 40x3y