# Posts by Trisan

Total # Posts: 61

**Algebra 2**

From a 52-card deck a card is drawn and then replaced. After the deck is shuffled, a second card is drawn. Find the probability of each event. a) both cards are clubs. PLEASE SHOW ALL WORK!

*December 9, 2009*

**Algebra 2**

A coin is tossed three times. Find the probability of each event. a) at least two tosses come up tails. b) at least one toss comes up heads. PLEASE SHOW ALL WORK!

*December 9, 2009*

**Algebra 2**

A coin is tossed three times. Find the probability of each event. a) at least two tosses come up tails. b) at least one toss comes up heads. PLEASE SHOW ALL WORK!

*December 9, 2009*

**Algebra 2**

Two cards are drawn at the same time from a 52-card deck. Dind the probability of each event. a) both cards are jacks b) both cards are sixes c) eith both cards are jacks or both cards are sixes PLEASE SHOW ALL WORK!

*December 9, 2009*

**Algebra 2 URGENT**

Solve the problem using the "z" method. Please Show All Work! u^4+6=-5u^2

*November 18, 2009*

**Algebra 2 URGENT**

Solve the equation using the method that seems easiest. Please Show All Work! x^2+12=0

*November 18, 2009*

**Algebra 2 URGENT**

Solve by using the quadratic formula. Please Show All Work! 4x(x+3)=15

*November 18, 2009*

**Algebra 2 URGENT**

I am sorry but i do not even know how to start the problem that is why i asked for someone to answer it and show work so that i maybe able to better understand it

*November 18, 2009*

**Algebra 2 URGENT**

Solve the problem. Round the answer to the nearest hundredth. Please Show All Work! A garden is currently 4 meters wide and 7 meters long. If the area of the garden is to be doubled by increasing the width and length by the same number of meters, find the new dimension of the ...

*November 18, 2009*

**Algebra 2 URGENT**

Solve the problem. Round answer to the nearest hundredth. Please Show All Work! Suppose a pool has dimensions 12 ft. by 30 ft. A sidewalk of uniform width around the pool has an area of 200 square feet. What is the width of the walkway?

*November 18, 2009*

**Algebra 2 URGENT**

Solve. Square root of 3x+4=x BobPursely can you please show me the work

*November 7, 2009*

**Algebra 2 URGENT PLEASE HELP**

Can you show me the work because i still cant figure it out.

*November 7, 2009*

**Algebra 2 URGENT PLEASE HELP**

Solve. Square root of 3x+4=x

*November 7, 2009*

**Algebra 2**

solve. If the equation has no real solutions, say so. Square root of 3x+4= x

*November 7, 2009*

**Algebra 2 URGENT PLEASE HELP**

Simplify cubed root of 135

*November 2, 2009*

**Algebra 2 URGENT**

Simplify cubed root of 135

*November 2, 2009*

**Algebra 2 URGENT**

simplify cubed root of 375 a to the 5 power

*November 2, 2009*

**Algebra 2**

Simplify cubed root((3-4)to the-1 power)

*November 2, 2009*

**Algebra 2**

Simplify âˆš(ã€–(4)ã€—^(-2)+(3)^(-2)

*November 2, 2009*

**Algebra 2**

Simplify cubed root of 4 times 8 to the -1 power âˆ›(4*8âˆ«â–’ã€–-1ã€—)

*November 2, 2009*

**Algebra 2**

Simplify âˆš(4 to the-1 power 3to the-2 power)

*November 2, 2009*

**Algebra 2 URGENT**

Simplify: x+2/x^2+x-2/2x Please Show All Work!

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 2x+5/4x^2+2x-5/10x Please Show All Work!

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 2x+5/4x^2+2x-5/10x Please Show All Work!

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 1/u^2-2u-1/u^2-4 Please Show All Work!

*October 19, 2009*

**math**

Two is less than four three is less than one-hundred zero is less than three I think this is the answer but i am not exactly sure what you are supposed to do

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 2x+5/4x^2+2x-5/10x

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: x+2/x^2+x-2/2x

*October 19, 2009*

**Algebra 2 URGENT**

could you please do the problem and show your work. thanks

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 1/u^2-2u-1/u^2-4

*October 19, 2009*

**Algebra 2 URGENT**

I do not understand your reasoninging what is the answer and how did you get it?

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 4s^-2-(4t)^-2

*October 19, 2009*

**Algebra 2 URGENT**

this is not the answer that i am getting i am getting 2y-2/y(y+1)(y-2)Can you show me what is wrong or all of the work?

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 1/y^2-y-2+1/y^2+y

*October 19, 2009*

**Algebra 2 URGENT**

Lina Chen invested $24,000, part at 8% and the rest at 7.2%. How much did she invest at each rate if her income from the 8% investment is two thirds that of the 7.2% investment?

*October 19, 2009*

**Algebra 2 URGENT**

How much water must be evaporated from a 300 L tank of 2% salt solution to obtain a 5% solution?

*October 19, 2009*

**Algebra 2 URGENT**

Solve each open sentence. x-5/9<or=to2x/15-2/5

*October 19, 2009*

**Math**

I think it would be 5, 10, and 1 but i am not sure hope this helps

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: (a-b)/(a^-1-b^-1)

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: (1)/(t^2+t)+(1)/(t^2-t)

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: (1)/u^2-(2u)/(1)/(u^2-4)

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: (x)/(x-1)-(1)/(x+1)

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: (1)/(z-4)-(1)/z+4

*October 19, 2009*

**Algebra 2 URGENT**

Simplify: 4s^-2-(4t)^-2

*October 18, 2009*

**Algebra 2 URGENT**

Simplify: 2x+5/4x^2 + 2x-5/10x

*October 18, 2009*

**Algebra 2 URGENT**

No the question only says to simplify and the problem was 4s^-2-(4t)^-2

*October 18, 2009*

**Algebra 2 URGENT**

Simplify: 4s raised to the negative 2 power - (4t)raised to the -2 power

*October 18, 2009*

**Algebra 2 URGENT**

Simplify: 2x+5 + 2x-5 ____ ______ 4x raised 10x to the second power

*October 18, 2009*

**Algebra 2 URGENT**

simplify: x+2 __ x to the second power + x-2 _____ 2x X+2 divided by x to the second power plus x-2 divided by 2x

*October 18, 2009*

**Algebra 2 URGENT**

Sally invested a total of $4500, some at 9% per year and the rest at 6% per year. The return from the 9% investment exceeds that from the 6% investment by $180. How much did she invest at each rate?

*October 18, 2009*

**Algebra 2**

simplify: x+2 ___ x to the second power + x-2 _____ 2x X+2 divided by x to the second power plus x-2 divided by 2x

*October 18, 2009*

**Algebra 2**

A boat travels 60 km upstream and back again in 8 hours. If the speed of the boat is 16 km/h, what is the speed of the current?

*October 18, 2009*

**Algebra 2**

Sally invested a total of $4500, some at 9% per year and the rest at 6% per year. The return from the 9% investment exceeds that from the 6% investment by $180. How much did she invest at each rate?

*October 18, 2009*

**Algebra 2**

Sam invested $7000, part at 7% and the rest at 11%. If his total return for one year was $690, how much was invested at each rate?

*October 18, 2009*

**Algebra 2**

How much wat must be evaporated from a 65-gallon tank of 40% salt solution in order to obtain an 80% salt solution?

*October 18, 2009*

**Algebra 2**

Joan has 40 liters of a 25% solution. How many liters of a 60% solution should she add to make a 30% solution?

*October 18, 2009*

**Algebra 2**

How much pure acid must be added to 6 milliliters of a 5% acid solution to produce a 40% acid solution? Please Show All Work!

*October 18, 2009*

**Algebra 2**

How many liters of water must be added to 8 liters of a 40% acid solution to obtain a 10% acid solution? Please Show All Work!

*October 18, 2009*

**algebra 2**

With the wind, a jet can fly 2500 km in 2 hours and 30 minutes. Against the wind, it can fly only 2000 km in the same time. Find the rate of the jet if the rate of the jet if the rate of the wind is 100 km/hr. Please Show All Work!

*October 18, 2009*

**Algebra 2**

A boat travels 60 km upstream and back again in 8 hours. If the speed of the boat is 16 km/h, what is the speed of the current? Please Show Work

*October 18, 2009*

**Algebra @**

Sally invested a total of $4500, some at 9% per year and the rest at 6% per year. The return from the 9% investment exceeds that from the 6% investment by $180. How much did she invest at each rate?

*October 18, 2009*

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