Wednesday
July 23, 2014

Posts by Shay


Total # Posts: 359

math
Solve the equation: 6x^2+12x+5=0

Geometry
The ratio of the areas of two similar trapezoids is 1/9. What is th eratio of the lengths of their altitudes?

math, trig
Graph one period of the following function. Show all work . y=2sinx+2cosx

mth, trig
Thanks but how did you find that? My numbers came out completely different -_-

mth, trig
Given cos a=-7/25 in quadrant II , and sin b=-12/13, in quadrant IV , find cos(a+b) and sin2a

Math
Thank you soooo much!

Math
Damien sets up a bucket to catch rain drops the bucket can hold 1 gallon. If each raindrop is mae of about 1/90 fluid ounce of water,how many raindrops will the bucket be able to hold?

College Chemistry
3.1

math
There are 12 inches in a foot and 36 inches in a yard, so if your are trying to find how many in a yard: 36 * 12 =

geometry
point A is located at (1,5) and point B is located at (3,2). What is the length of line segment AB in simplest radical form

CHEMISTRY
What happens to the NH4+ and Cl] ions when they enter the water? Does this process release or require energy?

CHEMISTRY
What happens to the NH4+ and Cl] ions when they enter the water

math
If anyone could answer this it would help me so much. (-36)(-5/-9) - (-20) = What do I do if there are two numbers with parentheses?

math
Thank you

math
What is -16 + -8 x -2 -(4-9)= ? I did it and got -72. I want to know if I'm right. I'm so confused with operations. Would you subtract the numbers and add, then multiply?

math
I knew it! Thanks

math
what is -3 x -3 x -3 x -3? My mom and I were having a debate and I think it's 81, but she thinks it -81. Which one of us is right?

3 grade math
They both intersect. Perpendicular lines intersect to form right angles, while intersecting lines just intersect. A right angle is 90 dergees. Any angle less than that is an acute angle. Any more is an obtuse angle and a straight line is 180›.

cell crossword puzzle 14 across
Golgi Complex

Math
It forms a triangle. I don't know what kind since I can't see the picture or angles.

physics
A tennis ball is thrown vertically upward with an initial velocity of +7.5 m/s. What will the ball’s velocity be when it returns to its starting point? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s How long will the ball take to reach its starting poi...

physics
A flowerpot falls from a window sill 25.3 m above the sidewalk. What is the velocity of the flowerpot when it strikes the ground? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s How much time does a passerby on the sidewalk below have to move out...

math
Monday is 4 hours.

Math
1/4 times 5 = 1/4 * 5/1 = 5/4, The improper fraction. The mixed number is 1 1/4.

math
Assuming that the large shirts are the adult shirts, then the person has a 5 out of 12 chance of getting one.

Math; I really need help.
The standard form would be x + y = -5. But, I am not sure if that is the same for multiplication.

Math
There are an abundance of answers for this question. I can tell you of one such as 6,000 + 7,000 + 4,491 because this is one of the easiest.

Science 7R
Unless that 79 is a 79.5 or higher than it is not good for an 80.

geometry
You forgot to give us the lenght of the side of the line that connects from the middle of the pentagon to a side of the pentagon.

geometry
You forgot to give us the lenght of the side of the line that connects from the middle of the pentagon to a side of the pentagon.

algebra
If w = weeks, I would use the equation: $20 + 6w = $150 - $4w. You can than solve this by finding w.

thunderstorms
Thanks!

Thunderstorms
Can you suffer from memory-loss if you get hit by a lightning bolt?

English
Using the lists of possible answers, use the letters assigned to the characters/people to identify who would be the speaker of each of the following paraphrases/quotations: 1)I think we'll all be destroyed by the A-Bomb,so why should I care about anything? 2)We were dared ...

English
Which of these is the properly punctuated sentence? a)Ted went to work and Bob went home. b)Ted went to work; and Bob went home. c)Ted went to work. And Bob went home d)Ted went to work, and Bob went home. Would the correct answer be D?

English
supposed? The answer is A.

English
I think the answer is B

English
Which of the following is correct? a) We were supposed to go to the game today, but it rained. b)We were suppose to go to the game today, but it rained.

English
Which of the following is correct? a)Who's toothbrush is floating in the toilet? b)Whose going to Dairy Queen with me? c)Whose jacket is that? d)b&c I believe the answer is C

English
which of the following is an example of a fragment? A) When Ted went to work, Bob went home. B) Although Ted went to work and Bob went home. C) Bob went to work although Ted went to work. D) Although Ted went to work, Bob went home. I Think the answer is B.

Aztecs
could someone tell me more about the Aztecs. (Yes, I have checked google and I have some information). -Thanks, w/apprecation Shay

African American History
What European nations were the first to engage in trade talks with Africans

algebra
30/x+20/x-20=1

math 11 grade
How do you do this 5a+(9)-12e*5a+(3)

Physics
a car leaves skid marks 84 m long on the highway. Assuming a deceleration of 7.50 m/s2, estimate the speed of the car just before braking.

Math
Find how much money there will be in the account after the given number of years. Principle $8500 Rate 4% Coumpounded quarterly Time 4 yeats A=8500(1+.04/4)raised to 40th power A=8500(1.01)raised to 40th power I am stuck here, how do you raise to the 40th power

Math
Use division to convert the base ten numeral 35 to base five.

algebra
Express in terms p. 2 square root of -36

algebra
multiply. 3x+3 by -4x^2+4x-2

math
How do you find the nth term in a sequence of numbers if the values are increasing then decreasing? Ex. 1: -2, 3: 10, 5: -18

algebra
The length of a rectangle is 2 meters more than its width. If the area is 35 square meters, what are the length and width?

algebra
factor the following expression into a product of two binomials. 64x^2-64x+16

algebra
completely factor the following expression. 16a^2-40ab+25b^2

algebra
use the "difference of squares" rule to factor the following expression. 64z^4-81a^4

intermediate algebra
factor the following expression completely: 70w^3-125w^2+30w

intermediate algebra
factor completely. Remember to look first for a common factor. If a polynomial is prime, state this. -4t^2+64 -(4t^2-64 =((2t)^2-8^2) (a^2-b^2)=(a+b)(a-b)

algebra
can someone plz help me with these three problems(((( stressed out)))) I cannot figure these problems to save life so can someone throw me a lifsaver please!!!

algebra
Short answer. Find the quotient: 6x^3-x^2-7x-9 ------------- 2x+3

algebra
plz help me

algebra
please get into more detail more for me to understand Algebra is one my weakest subjects

algebra
Essay. Show all work. Find the quotient. 49a^2-b^2 --------- 7a-b

algebra
Essay. Show all work. Find the quotient y^4+3y-1 -------- y^2-3

algebra
Essay. Show all work. A school designer wants to create a whiteboard with the optimal dimensions to enhance learning. it is determined that if one side of the whiteboard is x+y inches, the other side should be x^2+6xy-4y^2 inches. Write an algebraic expression for the area of ...

algebra
Essay. Show all work. Find the following product.(x^2-2)(x^3-4x+9)

algebra
Essay. Show all work. the rectangular swimming pool is given by 2x^2-5x-3 ft.^2. One side length of the pool is given by 2x+1 feet. What is an algebraic expression for the other side length of the pool? Simplify this, and include correct units as part of your answer.

algebra
Essay. Show all work. A gardener wants to create a triangular garden in the shape of a right triangle with the shortest side length x-3y ft. and the middle length side x+6y ft. What ia an algebraic expression for the area of the garden? be sure to multiply this out and express...

algebra
Essay, show all work. find the following product. (y-8)^2

algebra
please someone help me

algebra
Short answer. find the following product.(y^2-6y+8)(y+8)

algebra
plz help with this one too and thats it thank you to who ever in advance

algebra
Short answer. find the following product.(x+2)^2

algebra
plz. help

algebra
Short answer. find the following product. -7z(-8z^3+3z^2+8)

algebra
find the following product: 5x^2y(-4x^5y^4)

Probability
HCC offers 21 Humanities courses. If all students must take 2 of the courses, how many different ways can a student select their Humanities classes? ***my answer is 21*10= 210***

math
Dirk Nowitzki of the Dallas Mavericks has a 87.7% career free throw record. Assuming that free throws represent independent events, find the probability of Nowitzki a. Getting 3 free shots in a row b. Missing exactly one of 3 free shots

math
A raffle has a $500 first prize, two $100 second prizes and five $25 third prizes. If 500 tickets are sold for $5 each find the expected value of buying a single ticket.

Math
A restaurant offers a $20 dinner deal. Dinners share one of 4 appetizers, get 2 of 6 entrees and share one of 3 desserts. How many dinners can be selected? (To make it easier, let’s assume they don’t pick 2 of the same meal)

Math
How many passwords can be made using 2 letters and 4 digits (this time the letters don’t have to come first) DDDDLL = 6760000 (w repition) 3276000 (w/o repition) **am i working this correctly**

Math
18 people enter a race, if there are no ties, how many ways can 1st, 2nd and 3rd place result?

Math
According to a 2008 poll 14% Americans have tattoos. Find the odds that an American has a tattoo? (I got probability of 14/100) 1 - 14/100 then 86/100 X 11/14 ***odds American has a tattoo 7:43*** did I work this problem correctly

Math (The normal curve)
Determine the are aunder the standard mnormal curve that lies to the left of (a) Z= -1.68, (b) Z= -0.28, (c) Z= -1.38, and (d) Z= 1.52

Algebra II
The future value of $6000 invested for 5 years at rate r, compounded annually, is given by S=6000(1+r)^5. Find the rate r, as a percent that gives a future value of $8415.31. Round to the nearest whole percent.

Algebra II
The profit made when t units are sold, t>, is given by P²-36t+320. Determine the number of units to be sold in order for P>0 (a profit is made).

Algebra II
The future value of $6000 invested for 5 years at rate r, compounded annually, is given by S=6000(1+r)^5. Find the rate r, as a percent that gives a future value of $8415.31. Round to the nearest whole percent.

Algebra II
Solve the problem. The profit made when t units are sold, t>, is given by P²-36t+320. Determine the number of units to be sold in order for P>0 (a profit is made).

probability
This is a two part question..... 2. How many ways can you arrange the letters A,B,C,D,E without repetition? 3. How many of the arrangements start with a C or end in an A?

math
how much would it cost to fence in a 5 acre lot (660ft long)if the fencing cost $6.00 per linear foot?

math
the lot is 5 acres 660ft long

math
how much would i coust to fence in a 5 acre lot if the fencing cost $6.00 per linear foot?

math
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.

Geometry
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces. can anyone tell me the formula for this problem

Geometry
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.

Geometry
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.

Math
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.

Physics
Two 0.33 kg blocks are attached to a 1.62m long string such that the lengths of the three string segments are equal. The ends of the string are attached to the ceiling at points separated by 1m. Each segment is 0.54m long. (If drawn, it will form a trapezoid.) What is the tens...

WRITING
Mrs. Sue I don't understand your response.

WRITING
What do you mean?

WRITING
Writing Prompt You return home from work to find a Dear Letter on your kitchen table. Oddly enough, its from one of your favorite pieces of furniture, what does the letter say?

WRITING
Dear Sharon, I remember when you walked in and you spotted me sitting on the left-hand side of the store. You walked slowly around me and then you squeezed and gently stroked me with your hands. Each stroke felt so nice and I enjoyed every moment. You sat on me and all I could...

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