Post a New Question

Posts by Maya

Total # Posts: 588

Math To: Reiny
I thought you would add the x and y's ? And can you please help me with these: I begging you!!!! I've tried so much and can't do it!!! simplify sqaure root of 160000 simplify sqaure root of 0.04 simplify 3 * square root 81 simplify square root of 900 simplify ...

Math To: Reiny
for the 4^-5/2 I got 1/ 2* square root of 4^5

Math To: Reiny
for this one: 12) (10xy^3) (3x^2y^2) (5x) (2y) I got (12) 18x^2 3y^5 and do you know what 4^-5/2 expressed as a radical with positive exponents would be, I did read your reply but I keep getting those questions wrong so can you please show me how to do them

Math To: Reiny
This is one whole question: (12) (10xy^3) (3x^2y^2) (5x) (2y) I don't know how to do any of these: simplify sqaure root of 160000 simplify sqaure root of 0.04 simplify 3 * square root 81 simplify square root of 900 simplify square root of 0.0025 simplify [(a^2bc^4)(ab^3c^2...

Math Please Urgent
Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...

Math Ms. Sue
Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...

Math
Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...

English 3 questions
How does cost determine which financial choice you make? What would your life be like without taxes? What are your choices to finance (pay for) a major purchase like your first car? thanks

Algebra 2 help
Consider the following functions. f(x) = x2 − 3x, g(x) =√(x+2) (a) Find (f *g)(x). (Simplify your answer completely.) (B)Find the domain of f *g. (Enter your answer using interval notation.) (c) Find (g *f)(x). (Simplify your answer completely.) (D) Find the domain...

Math
A doorway has the shape of a parabolic arch and is 16 feet high at the center and 8 feet wide at the base. If a rectangular box 12 feet high must fit through the doorway, what is the maximum width the box can have?

Health
How can I answer this question: Is my life balanced? Thanks :)

health
a

chem
Determine the unknown concentration of the ion in each of the following cells. (a) Pb(s) | Pb2+(aq, ?) || Pb2+(aq, 0.10 mol·L-1) | Pb(s), E = +0.047 V. (b) Pt(s) | Fe2+(aq, 1.0 mol·L-1) , Fe3+(aq, 0.10 mol·L-1) || Fe3+(aq, ?), Fe2+(aq, 0.0010 mol·L-...

English
what this be correct relating to the quote Iranian women were forced to wear the veil for their own protection from being raped or even from being killed. Marjane was really affected by the iranian revolution because her mom was harrased by fundamentalists since she opposed ...

English
ok thanks do you know how this relates to Persepolis

English
Quote:"There are two ways to be fooled:One is to believe what is not so;the other is to refuse to believe what is so" My interpretation is when you get the truth you don't want to take ,but when you get it correct you think its wrong. Is this interpretation ...

POLYNOMIALS
thats wrong steve theres no anwser for that

English(MAcbeth)
why is fair is foul and foul is fair a paradox and is it a motif. I believe its a motif because it keeps repeating in the story. WHy is it a paradox.

math
1/2 + 1/3 = 3/6 + 2/6 = 5/6 You cooked 5/6 of greens.

4th grade math
What is the angle measure of three pieces out of twenty

ela
what is the authors purpose for writing the test john white and roanoke?

algebra 2\arithmetic series
on the moon ,afalling object falls jest 2.65feet in the first second afther

Geometry
The coordinates of the vertices of a parallelogram are given. Find the possible coordinates for the fourth vertex. L(0,4), M(6,0),N(2,4)

fractions
So is Mrs Sue!!!

fractions
I agree with kayla y'all should listen to her she smart

Tips
Any ideas on how to get good grades on a test when your sick?

algebra 1
three times a number, minus 6,is the same as two times a number, plus 3 find the numb

health
c is the best answer

math
I go to connexus do you this helps so much I got a hundred thank goodnes

Social studies
Conquest in the americas. How might the history of europeans in the americas be different if the indians had not been killed by european diseases???

Social studies
Ohhh thank you

Social studies
Europeans unknowlingly carried diseases such as smallbox measles and influenza to which native americans had no immunity. Can you please tell me the significance of the word immunity???

Chemistry help
Write a descriptive text and a word equation on how silicon is extracted from earth's crust' .

science
Suppose you put your lunch up on a shelf. Name two kinds of energy it has, and explain why. I think it would have potential energy because it has stored energy being off the ground, but what other energy?

algebra
how do you write an equation for a trend line?

science
why does the period of the pendulum decrease if the length of the pendulum decrease?

maths
h = 15 cm

maths
formula for volume frustum of a cone is: 1/3 π h (R² + Rr + r²) 1 liter = 1000 cubic cm 28.49 liters = 28490 cubic cm 1/3 π h (R² + Rr + r²) = 28490 Substitute values to get h and then find l by s = √((r1 - r2)2 + h2) then substitute l in ...

7th grade math Ms. Sue please
five is 20

science
50 ml of ZnSO4 solution was transferred to a mercury cathode and enough solid potassium nitrate is added to make the solution 0.1 M in KNO3. The electrolysis of Zn2+ is carried to completion of -1.3 V vs. SCE with the passage of 241 C of electricity. calculate the initial ...

science
50 ml of ZnSO4 solution was transferred to a mercury cathode and enough solid potassium nitrate is added to make the solution 0.1 M in KNO3. The electrolysis of Zn2+ is carried to completion of -1.3 V vs. SCE with the passage of 241 C of electricity. calculate the initial ...

PLEEEESE HELP ME
HELP!!

MATH 9 HELP!!
Justin wants to build a multi media room. 1/2 of the room will be for a home movie theater. 1/2 of the home theater will have comfy seats. The comfy seats will take up 24 m. 1. Draw the room and label all the areas 2. What are all the possible dimensions of the comfy seat area...

can someone pleese help
i really need help pleeese

Math 9 pleese help
Justin wants to build a multi media room. 1/2 of the room will be for a home movie theater. 1/2 of the home theater will have comfy seats. The comfy seats will take up 24 m. 1. Draw the room and label all the areas 2. What are all the possible dimensions of the comfy seat area...

math
Explain? which is more accurate: measuring to the nearest millimeter or to the nearest eighth of an inch

algebra
the atmospphere normally exerts a pressure of about 15 pounds per square inch on surfaces at sea level. about how much pressure does the atmosphere exert ona surface 30 square inches in area? would it be 2pounds

math
cdbuujejcqwubcicyev yvycevcuu6vvvduvccieyyg t7546

4th grade math
i don't now how to find the number didgt 4 and by 2

Math
There's a bowl full of candy bars. Mike takes1/3 of the candy bars but returns 4. John then takes 1/4 of what was left but returns 3 , and Henry took 1/2 of the remainder but returned 2. The bowl had 17 candy bars left. How many candy bars were originally in the bowl

Health
Underweight, healthy, overweight its c

Physics check my answer please
The atmosphere on Mars is almost all carbon dioxide (CO2), and has a pressure of about 6.9×102 Pa, much less than that of Earth. At −22°C (a warm day on Mars), what is the mass of one cubic meter of the atmosphere? (Assume the atmosphere is completely CO2.) I ...

Calculus grade 12
dy/dx = (1y)+ (x)dy/dx + 5x^4y^2 + 2x^5y(dy/dx) + 9x^2 -y - 5x^4y^2 - 9x^2 = x(dy/dx) + 2x^5y (dydx) (-y -5x^4y^2 -9x^2)/ (x + 2x^5y) = dy/dx

English(check)
His long, red beard fascinated the little boy. One scraggly, leafless plant sat in the window. I followed the trail of sticky, green goo. Roxanne showed me her new, wireless modem. An experienced mechanic, Alan, has a busy shop and a full schedule. Under the bed, in Jerri’...

math
A tank, with a rectangular base and having vertical sides of height 4 m, is initially full of water. The water leaks out of a small hole in the horizontal base of the tank at a rate which, at any instant, is proportional to the square root of the depth of the water at that ...

Pre-calc
Haha, right, thanks.

Pre-calc
Find the Degree Measure of the angle between the vectors. U=-4i+4j V=-4i+4j

chemistry
Looking for help with this too

Pre-calc
Heres the equation y^2 -4x^2 +8x=20 For the center i got (-1,0) For the vertices i got (-1,4), (-1,-4), (1,0), (-3,0) And how do you find the foci?

Pre-calc
Haha ok i totally get it thanks!

Pre-calc
Thank you guys so much :)

Pre-calc
Heres the equation: (x^2)-(4y^2)-(4x)+(24y)-(36)=0 Your supposed to find the coordinates of the center, foci, and vertices, and the equations of the asymptotes of its graph. So first you complete the square right? (x^2 -4x+4)-4(y^2 +6y+9)=36+4+36 [((x+2)^2)/76] -[(y+3)^2)/19]=...

general science
0.o8

physics please help !
A helicopter is ascending vertically with a speed of 5.20m/s . At a height of 110m above the Earth, a package is dropped from a window. How much time does it take for the package to reach the ground? [Hint: for the package equals the speed of the helicopter.]

Pre-calc
Could you possibly elabarate a little on to how you got those numbers please :) thanks you!

Pre-calc
An investment firm has a job opening with a salary o $30,000 for the first year. Suppose that during the next 39 years, there is a 5% raise each year. Find the total compensation over the 40-year period.

CHEMISTRY
A second-order reaction has a rate constant of 1.65 M–1 s–1. If the initial reactant concentration is 1.0 M, calculate the time (in seconds) required for the reaction to become 90% complete. i got 0.06734 seconds but that's incorrect i have no idea what i am ...

Math
Is it reasonable to interpret -16 & + 11 have the sum of 5. If not please explain

Math
A sphere is inscribed in a right cone. The slant height of the cone = the diameter of the base of cone. If the radius of the sphere is r, find the volume of the cone in terms of r.

math
explain how you could use grid paper to draw a rectangle with a perimeter of 18 units

English
Original sentence: The urgent care center offers a variety of services such as physician appointments, mental health, health education programs, and lab and X-ray work. My corrections: The urgent care center offers physician appointments, mental health evaluations, health ...

Math
Ned caught 1/3 pound of fish. Sarah caught 5/12 pound of fish. Jessica caught 1/6 pound of fish. Which diagram shows how to find how many pounds of fish they caught altogether. 2/6 2/6 1/6 3/12 5/12 6/12 1/3 5/12 1/6 1/12 5/12 1/12

Math
Ms. Sue. Are any of them correct

Math
Ned caught 1/3 pound of fish. Sarah caught 5/12 pound of fish. Jessica caught 1/6 pound of fish. Which diagram shows how to find how many pounds of fish they caught altogether. 2/6 2/6 1/6 3/12 5/12 6/12 1/3 5/12 1/6 1/12 5/12 1/12

Math
Damon, how did you get your answer?

math
Katie is 3/5 of the way to Brianna's house. Larry is 7/10 of the way to Brianna's house. How much closer to Brianna's house is larry

Math
Glenda wrote 1/7 of her paper on Monday, 1/14 of her paper on Tuesday, and 2/28 of her paper on Wednesday. She said she wrote more than half of her paper. Is she correct? Why or why not?

Math
Glenda wrote 1/7 of her paper on Monday, 1/14 of her paper on Tuesday, and 2.28 of her paper on Wednesday. She said she wrote more than half of her paper. Is she correct? Why or why not?

English
What does the things you carry say about you? The things we carry is largely determined by ________.

math
If you have a calulator TI-30XIIs put in your numbers 3474.8 on your upper left side press 2nd button;next press the button the right (DRG) the screen will flash the following: FLO SCI ENG with your right arrow(far right side) set it to SCI (scientific mode) press = and it ...

algebra
x+9>12 x+9-9>12-9 x>3

algebra
yes

organic chem
Thank you DrBob It makes sense since the PI(point of inflection)is calculated by adding the two pk values and dividing it by 2...Pk1/2+ Pk2/2= PI

organic chem
In the Titration of amino acids Glycine and Lysine Which data can be obtained with greater accuracy? 1.the pK values from the "legs" ? 2.the isoleric point from the point of inflection?

5TH GRADE MATH
I NEED HELP FINDING THE VARIABLE FOR THE FOLLOWING:57-BLANK-BLANK-33-BLANK-17

organic chem
Which data can be obtained with greater accuracy-the pK values from the "legs" or the isoleric point from the point of inflection? Titration of amino acids Glycine and Lysine

ALGEBRA
Combine and Simplify 2 + t/t-3 - 18/t^2-9 - Please explain

math146
8-3 ... thank u ..

math146
equation for subtract the result in C form the result in A ... is it C - A

chemistry ASAP
okay , the website you put does not work. But one last question. for sodium hydrogen arsenate it says to give the correct formula. how do i go about doing that? how do i start? i know that sodium is Na and that arsenate is AsO4^3-

chemistry ASAP
i ran into a problem that is tin(IV)dichromate i thought the answer was SN2(Cr2O7)4 but the book says the answer is SN(Cr2O7)2 CAN YOU PLEASE EXPLAIN WHY??

chemistry ASAP
can anybody please explain nomenclature to me ? how to name? for example: Na3PO3 NH4CLO2 AuNO2

chemistry
can anybody please explain nomenclature to me ? how to name? for example: Na3PO3 NH4CLO2 AuNO2

physics
A project is fire at angale of 45 with x-axis with the K.E 100J what is its K.E energy at maximum height?

Pre-Agbra
never mind

chemistry
Write "oxidation" before the reaction below which is anoxidation reaction; write "reduction" before the reaction belowwhich is a reduction reaction. a.____________________ Na----> Na+ (small+) + e- b.____________________ Cl + e- ----> Cl- What does it...

Physics _ Please help
25 kg of ice at 0° C is combined with 4 kg of steam at 100° C. What is the final equilibrium temperature in ° C of the system? (Lf = 3.33 x 105 J/kg; Lv 2.26 x 106 J/kg, specific heat capacity of water =4186 J/(kg.K)) Question 2 options: A) 40 B) 20 C) 60 D) 100 E) 8

Math
A spherical balloon is being inflated so that its volume is increasing at the rate of 200 cm3/min. At what rate is the radius increasing when the radius is 15 cm.

Chemistry
:D thankyou very much for explaining it all, it seems i was treating the 0.2^1/2 as 0.2*0.5 (being half of one...so wrong!). To get 0.4472 though, 0.2 needs *2.236, it dawned to me as 2.24, bringing so3 to 62.4g after rounding. I promise to practice my algebra. I appreciate ...

Chemistry
I thought so2 would be 0.4, I didn't have so3 correct on my ice table. I get x as 0.485; 0.471(x-0.4)=(0.4)(0.2)^1/2 0.471x-0.1884=0.04 0.471x=0.2284 But x needs to be 1.18 for so3 to be 0.78M(1.18 - 0.4) to multiply with 80, am i missing something?

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. Next>>

Post a New Question