# Posts by tracy

Total # Posts: 813

**physics**

An airplane starts from rest and moves forward with a constant acceleration of 5 m/s2 along a runaway 250 m long. How long does it take the plane to reach a speed of 46.0 m/s?

**computer sciece**

Let INFINITE PDA ={<M>|M is a PDA and L(M) is an infinite language} Show that INFINITE PDA is decidable.

**ALGEBRA 1**

thanks

**MAth**

thank you

**MAth**

ok

**YOUR WRONG MS.SUE**

IT SHOULD BE WITHOUT GAPS

**MAth**

But look consecutive numbers are Numbers which follow each other in order, without gaps, from smallest to largest. 12, 13, 14 and 15 are consecutive numbers. THEY ARE NOT EVEN

**MAth**

i don't get tell me please

**MAth**

is that correct

**MAth**

The sum of four consecutive integers is at least 114. Find the smallest possible values for these numbers. HOW YOU DO THIS?

**MATH**

the answer is 192 + 40pie that equals 317.6 inches square

**MATH**

I'm really confused how you do this Two unequal semicircles, a square , and a rectangle are joined. If the dimensions of the rectangle are 8in by 16in, find the are of the entire region to the nearest 10th. theres a rectangle in the middle and semi circle on top and side

**eng 101**

I have an expository essay I have to write on healthful eating. Can anyone give me any pointers on this topic?

**english**

significance of the Hamlet quote, "I see a cherub that sees them. But come for England. Farewell, dear mother.

**english**

Act IV of Hamlet 1. What is the King's original plan for eliminating Hamlet? 2. What does Hamlet learn from Fortinbras's captain about their mission into Poland? How does this affect Hamlet? 3. What is the plan and back-up plan that Claudius concocts with Laertes? 4. ...

**history**

At the close of the Crimes and Misdemeanors, Levy has the final word in a voice over narration: “It is only we, with out capacity to love, that give meaning to an indifferent universe. And yet, most human beings seem to have the ability to keep trying and find joy from ...

**preposition questions**

I love this. I am very bad at appositives and prepositions.i get those two mixed up. I think this is an awesome website for people like me who need help!😄😃

**computer sciece**

1.which directory does Vim to load color scheme? 2.Set a key mapping in Vim and explain how it works? can someone help me with this questions...

**english**

I figured it out, its false.

**english**

the climax comes at the end of the middle section of the story after which the author "ties up loose ends" by telling the reader what happened to each major character. true or false

**Computer(Math)**

Let C { x#y| x,y ∈ {0,1}* and x ≠ y} show that C is a context free Language...

**computer sciece**

Baud Rate Generator: library ieee; use ieee.std_logic_1164.all; use ieee.std_logic_unsigned.all; entity br_gen is generic(divisor: integer := 3); port( sysclk:in std_logic; --system clock sel :in std_logic_vector(2 downto 0); bclkx4:buffer std_logic; --baud rate X 8 bclk :out ...

**calculus**

find the average value of the function i=15[1-e^(-1/2t)] from t=0 to t=4 A. 7.5(1+e^-2) B. 7.5(2+e^-2) C. 7.5(2-e^-2) D. 7.5(3-e^-2)

**calculus**

Find the length in the first quadrant of the circle described by the polar equation r=(2 sin theta)+(4 cos theta) A. (sqrt2)(pi) B. (sqrt5)(pi) C. (2)(pi) D. (5)(pi)

**Calculus still confused**

Find the length in the first quadrant of the circle described by the polar equation r=(2 sin theta)+(4 cos theta) A. (sqrt2)(pi) B. (sqrt5)(pi) C. (2)(pi) D. (5)(pi)

**Calculus please help**

Find the centroid of the area bounded by the parabola y=4-x^2 and the x-axis A.(0,1.6) B.(0,1.7) C.(0,1.8) D.(0,1.9)

**Calculus**

Find the area in the first quadrant bounded by the arc of the circle described by the polar equation r = (2 sin theta)+(4 cos theta) A. 5pi/2 B. (5pi/2)+4 C. 5pi D. 5pi + 8

**CALCULUS**

evaluate the integral of (e^3x)(cosh)(2x)(dx) A.(1/2)(e^5x)+(1/2)(e^x)+C B.(1/10)(e^5x)+(1/2)(e^x)+C C.(1/4)(e^3x)+(1/2)(x)+C D.(1/10)(e^5x)+(1/5)(x)+C

**calculus**

Evaluate the integral of xe^2x(dx) A. (1/6)(x^2)(e^3x)+C B. (1/2)(xe^2x)-(1/2)(e^2x)+C C. (1/2)(xe^2x)-(1/4)(e^2x)+C D. (1/2)(x^2)-(1/8)(e^4x)+C

**calculus**

Evaluate the integral of (x)cos(3x)dx A. (1/6)(x^2)(sin)(3x)+C B. (1/3)(x)(sin)(3x)-(1/3)(sin)(3x)+C C. (1/3)(x)(sin)(3x)+(1/9)(cos)(3x)+C D. (1/2)(x^2)+(1/18)(sin)^2(3x)+C

**Calculus**

evaluate the integral of dx/square root of 9-8x-x^2

**Calculus**

Evaluate the integral sin4x cos^2 4x dx A. cos^3 4x/3 +C B. - cos^3 4x/3 +C C. cos^3 4x/12 +C D. -cos^3 4x/12 +C

**english**

This is a room that has no floor, no walls, no windows, and also no door. what is it?

**calculus**

This is an add on to the question above. Thought this might help here are the answer choices: A. e^x/y xy+e^x/y y^2+y^2 ----------------------- e^x/y xy+e^x/y x^2+y^2 B. e^x/y xy+e^x/y y^2-y^2 ---------------------- e^x/y xy-e^x/y x^2+y^2 C. e^x/y xy+e^x/y y^2+y^2...

**calculus**

Calculate dy/dx if Ln(x+y)=e^x/y

**english**

what three words create assonance in the stanza One day a girl went walking and stepped into a store she bought a pound of sausages then set them on the floor.

**english**

which of the following is not Abrahamic religion? a. christianity b. buddhism c. judaism. d. islam

**algebra**

using the letters in the word "MAGIC,", find the number of permutations that can be formed using 3 letters at a time A. 20 , B. 30 , C. 40, D. 60

**computer sciece**

Sorry this is the one that I wrote with an error the first one is incorrect.... #include <stdio.h> #include <stdlib.h> int main() { int num[100]={0}; int i,n=0; for(i=0; num[i] != EOF ; i++,n++) { scanf("%d",&num[i]); } printf("%d\n", i); For(i=...

**computer sciece**

#include <stdio.h> #include <stdlib.h> int main() { int num[100]={0}; int i,n=0; for(i=0; num[i] != EOF ; i++,n++) { scanf("%d",&num[i]); } printf("%d\n", i); while(i=0;i<n;i++) printf("%d ",num[i]); printf("\n"); system(&...

**algebra**

Solve the following equation. can you show the steps so I know how to do them? x over x+3 + 2 over 5 = 0

**Finance**

Suppose that you save for retirement by contributing the same amount each month from your 23rd birthday until your 65th birthday, in an account that pays a steady 4% annual interest compounded monthly. (a) How much will be in your fund at age 65 if you save $100 a month?

**algebra,math**

which of the following is a solution for the ststem y = 3x + 5 and y = 2x + 5 a. (1, 7) b. (5, 0) c. (2, -1) d. ( 0, 5)

**algebra,math**

thank you

**algebra,math**

upward

**algebra,math**

I do know, but wanted to make sure, answer is upward

**algebra,math**

The parabola for the function will point in which direction? y = x^2 + 3x - 4 A. Upward B. Downward

**algebra**

answer is x=5/4

**algebra**

What is the equation for the axis of symmetry in the function? y = -2x^2 + 5x - 4

**algebra**

The vertex of y = 9 - 8x - x^2 is (-4, 25) True False

**algebra**

x= -1.5

**algebra**

What is the axis of symmetry for the function? y = x^2 + 3x - 4 A. y = -2 B. y = -1.5 C. x = -2 D. x = -1.5

**algebra**

-2

**algebra**

Which coefficient in the function tells us that the parabola for the function will point downward? y = -2x^2 + 5x - 4

**algebra,math**

What is the axis of symmetry for the function? y = x^2 + 3x - 4

**algebra,math**

I think I got it, its 20

**algebra,math**

Solve the equation. 4 times the square root of x minus 5 minus 8 = 12

**algebra**

Use the Pythagorean Theorem to determine if the three numbers could be the measures of the sides of a right triangle. Assume that the largest is the hypotenuse. 20, 6, 21 A. yes B. no

**algebra,math**

Solve the equation. Check both solutions and only write the real solution. the square root of 6m minus 5 = m A. {1} B. {5} C. {1, 5} D. no real solution I think its B

**algebra,math**

Use the Pythagorean Theorem to find the missing side of the triangle. Round to the nearest tenth, if necessary. a = ?, b = 5, c = 8 A. 6.0 B. 6.1 C. 6.2 D. 6.3

**algebra,math**

what is the vertex for the function? y= x^2 - 4x -3

**pre-cal**

Find B so that F(x)=-x^2+bx-75 has a maximum value of 25.

**math**

I figured it out 1. BCDA 2. B gave the greatest amount 3. $1284

**math**

Suppose that you were saving money over 5 years to use in a purchase later. You have $1000 to put in the savings. After surveying several banks for savings plans, you found these options. "A" stands for the amount you will have in the bank after x years. * Option A: ...

**algebra**

The stem-and-leaf plot represents the average monthly high temperatures in Tampa, Florida. What is the third quartile (Q3) of the temperatures? stem 6 leaf 9, stem 7 leaves 1 2 6 7, stem 8 leaves 1 4 7 9 9, stem 9 leaves 0 0 A. 85 B. 87 C. 88

**algebra**

Does this set of data have any outliers? Data: 1, 2, 2, 4, 6, 6, 7, 8, 9, 10, 12, 13, 16, 16, 18

**Coronado**

Compute the standard deviation for stress. Determine where participants fall in relation to the mean. (Create a diagram that depicts where students fall in relation to standard deviations around the mean. Participant Group Fights Stress 1 PSY 7 86 2 PSY 3 84 3 PSY 5 92 4 PSY 4...

**algebra**

A charitable fund's balance is modeled by y = -4.1x^2 + 7.1x + 145, where y is the balance and x is the years after 1996. If no money is added to the fund, in how many years will the fund have a balance of 0? Round to the nearest year.

**algebra**

Use the quadratic formula to find the roots of the equation. Round to tenths if necessary. 3x^2 - 4x - 8 = 0

**algebra**

Use the quadratic formula to find the zeros of the function. Round to tenths if necessary. y = 17x^2 - 21

**algebra**

A baseball player hits a baseball into the outfield. The following equation models the ball's path. If not caught, when will the baseball land? Round to the nearest tenth second. h = -16t^2 + 50t + 4

**algebra**

what is the best description of 4x^2 - 6x + 1? monomial,binomial, trinomial,or polynomial

**algebra**

evaluate and leave the solution in scientific notation: (2 x 10^4)(5.1 X 10^2)

**algebra**

what is the degree of the polynomial 4x^2 - 6x + 1?

**math**

express the following in standard notation 2 x 10^-5

**algebra,math**

Factor the GCF and then factor the resulting binomial: 50x^3 - 128x

**algebra**

Solve by factoring: 6x^2 + x = 5

**algebra**

Factor the trinomial: 3x^2 + 11x + 6

**algebra**

Factor the trinomial: 2x^2 + 7x + 3

**algebra**

Factor the trinomial: 6x^2 + 7x - 20

**algebra**

Solve by factoring: 3x^2 + 2x - 1 = 0

**algebra**

When factored completely, 4x^2y - 8x^2y^2 + 6xy^2 = 2xy(2x - 4xy + 3y). true or false

**Math**

Mathematically speaking, the answer would be 0.01794 mi^2 (square miles).

**algebra**

evaluate and write in the solution in scientific notation 3x10^5\1.5x10^3

**algebra,math**

evaluate and write the answer in scientific notation (4x10^5):(2.5x10^8)

**algebra**

evaluate the following and write the answer in scientific notation (6x10^-5:(5x10^-8)

**Science(Computer Science)**

K-Map IF f(A,B,C)=AB+BC+AC

**HSM 270**

the program is: PEACE Domestic Violence Agency Organization Mission PEACE’s mission is to reduce victim trauma, empower survivors, and promote recovery through direct services. PEACE is committed to reducing the incidence of sexual assault and domestic violence through ...

**HSM 270**

I have started this but I am stuck I do not really understand it I need help Stakeholder Influences Programs must often cater to the needs or expectations of many stakeholders, which may include the program administrator and staff, the funding institution, and the community ...

**Science**

Design a Turing Machine with One infinitely long tape containing 0, 1, or blank The minimal number of states in its transition An input number written on the tape initially that computes the function of f(n)=n×4 for any natural number n. You are expected to submit A ...

**social studies**

Human features A-Z

**Science**

Give state diagrams of DFAs recognizing the following languages. In all parts sigma={0,1}. i.{w| every odd position of w is 1}.

**Physics**

the Answer is not 4/3pi times the cubed root of 5 times the r^3...it is just cubed root 5 times the radius of 4.5

**chemistry**

how do you determine the last digit in any measured number?

**math**

75 centimeters is how many inches

**statistics**

david electronics had a profit of $10 million in 2002. Profit doubled from 2002 to 2003 and profit increased eight fold from 2003 to 2004. what was the annual geometric mean rate of growth from 2002 to 2004?

**science**

if you drive a c ar from milwaukee to chicago in 90 mins.what is the velocity in km in 1 hour. 150 is the distances. I think the answer is 1200km/hr. Is this right?

**geometry**

what is the sum of the first 100 positive even numbers

**fp 101**

capacity

**journalism**

So I should focus and research on the school's budget?