# Posts by willa

Total # Posts: 24

**math**

evaluate the series , 6 ‡” (2k+2) k=1

**math**

prison escapees. the table the number of escapees from certain prisons each year. Year, 1990 escapees 878, Year 1991 escapees, 956. Year,1992 escapees 1039, Year 1993 escapees 1497. Year 1994 escapees 1463, Year 1995 escapees 1277. Enter the missing term in the series whose ...

**math**

find the fourth term of the geometric sequence whose first term is 8 and whose common ratio is -2, a under 4 = .

**math**

find a under n for the following geometric sequence. a ubder 1 =5,r = - 2. so a under n = ( ) n-1.

**math**

find a under n for the following geometric sequence. a ubder 1 =5,r = - 2. so a under n = ( ) n-1.

**math**

write the first four terms of the sequence for n = 1,2,3,and four. F(n) =4 , a1 = , a2 = , a3= a4 = .

**math**

simplify the expression if possible. IN e^5. Type an exact answer in simplified form.

**math**

Evaluate the expression without using a calculator. log under 2 1

**math**

find the formula for the inverse, f(x) = x + 7.

**math**

Ms Sue i missed the answer to the rectanglular pen

**math**

A retangular pen for a pet is 5 feet longer than it is wide. Give possible values for the width. W of the pen if its area must be between 176 and 750 square feet inclusively. The width of the pen ranges from the smaller value of the width, Feet to the larger value of width ...

**math The function D(x) models the cumulative numbe**

Thge function D(x) models the cumulative number of deaths from a disease x years after 1984. Estimate the year when ther were 89,000 deaths. D(x) = 2386x^2 +5147x + 5398. there were approximately 89,000 deaths in the year?

**evaluating a math question**

a Rectanglular pen for a pet is 5 feet longer than it is wide. give possible values for the width W of the pen if its area must be between 176 and 760 square feet inclusively. The width of the pen ranges from the smaller value of the width--- feet, to the larger value of the ...

**math**

use the internet in a country is given by the function f(x) = 0.48x^2 - 1.694x +0.315, where the output is in millions of users. In this formula x = 6 corresponds to 1996. x = 7 corresponds to 1997, and so on until x = 20 corresponds to 2010. Estimate when the number of ...

**math**

use the internet in a country is given by the function f(x) = 0.48x^2 - 1.694x +0.315, where the output is in millions of users. In this formula x = 6 corresponds to 1996. x = 7 corresponds to 1997, and so on until x = 20 corresponds to 2010. Estimate when the number of ...

**math**

The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 2 amperes when the resistance is 940 ohms. What is the current when the resistance is 540 ohms/

**math**

find the variation constant in which y varies inversely as x, and the following condition exists, y =12 and x = 1/3

**math**

find the variation constant in which y varies inversely as x, and the following condition exists, y =12 and x = 1/3

**math**

The functionf(x) = 300x/100-x models the cost, F(x) in m illions of dollars to remove x% of a rivers pollutants. If the government commits $325 million for this project, what percentage of the pollutants can be removed?

**math**

A hardware supplier manufactures three kinds of clampos. Types A,B,C. Productionrestrictions force it to make 20 more type C clamps than the total of the othertypes and twice as many type B clamps as type A clampos. the shop must producew 320 clamps per day . How many of each ...

**math**

Solve the system of equati(a) symbolically,(b) graphically, and (c) numericallyons6x+2y= 6, -12x +3y = - 12. Find the ordered pair or is it innitely with many solutions or no sultion. i need to graph it also. And also i need to complete the table of values. y = -3x +3, y = 4x...

**math**

I need to find an ordered pair and graph x+y =13, -x+2y = 11

**math**

Solve the system of equations using elimination x+y=13, -x+2y=11 QWhat is the solution, and type an ordered pair.

**math**

traffic signs are regulated by the manual on uniform control devices. the perimeter of some traffic sign must be 128 inches. Also its length is 6 inches longer than its width. Fin the width and the length of the sign.