# Ash

Newest questions and responses by Ash-
## Trig

A road has a grade (slope) of 15%. What is the angle of elevation of the road, to the nearest degree?

*asked on March 18, 2019* -
## Maths

How do we solve for x and y where y=(1/3)log2(x) and 8^(2y-1) = 2(x-4) From the 1st one,I got x = 2^(3y) & by substituting it in the 2nd resulted 8^(2y-1) = 2((2)^(3y) - 4) How to proceed?

*asked on March 11, 2019* -
## math help

-2v - 7 = -23

*asked on February 21, 2019* -
## Algebra

Can someone help solve this step by step log2 4 + log2 (c-9) = 5

*asked on February 21, 2019* -
## Math

Can someone give me the steps for this problem? In a school 50% of the students are younger than 10, 1/20 are 10 years old and 1/10 are older than 10 but younger than 12, the remaining 70 students are 12 years or older. How many students are 10 years old?

*asked on January 18, 2019* -
## Math

Marinda made a drink that contained 2 pints of Apple juice,3 pints of grape juice,and 2 pints of cranberry juice.How many pints of juice did Marinda make?

*asked on January 16, 2019* -
## Math

The description of a TV is based upon the diagonal length. If the height of a TV is 24 inches and the width is 32 inches, what is the TV's diagonal length? A) 3 B) 4 C) 21 D) 40 How do i find the diagonal length?

*asked on January 11, 2019* -
## English

Lesson 1: Introducing the Big Question Unit 3: Facts and Visions ________________________________ Thematic Vocabulary argument: n. a disagreement, often involving anger; other forms: argue, arguing, argumentative compromise: n. a solution in which people

*asked on November 4, 2018* -
## Bible

how can I apply the Book of Ruth to my life?

*asked on October 31, 2018* -
## English

Just 21 more to go. I have no idea what questions to put. I cant think of any. Great Expectations Questions and Answers for Crossword Puzzle Up- Philip / Pips given name Joe Gargery / Full name of the blacksmith Georgiana / Mrs. Joe's given name Biddy / A

*asked on October 29, 2018* -
## (Pre-Algebra) A

Lesson 7: Coordinate Plane Essential Algebra Readiness(Pre-Algebra) A Unit 4: Real Numbers and the Coordinate Plane Has anyone done the Coordinate Plane Practice AND assessment? 1. Which point is located at (-3, -2)? (1 point) •C •D •F •G 2. Which

*asked on October 28, 2018* -
## Chemistry

50.0mL of .10 silver nitrate is added to 50.0mL of .20M calcium chloride. A white precipitate forms. After the reaction is complete, calculate the amount of precipitate that formed.

*asked on October 4, 2018* -
## Calc

A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 1.3 ft/s, how fast is the angle between the ladder and the ground changing when the bottom of the ladder is 8 ft from the wall? (That is,

*asked on September 30, 2018* -
## Pre-Algebra

Which Expression can be written as 5•(2+7)? A) 5•2+7 B) 5-(2+7) C) (5•2)+(5•7) D) (5+2)+(5+7) someone please help

*asked on September 20, 2018* -
## Math

If 2y to the power of 10 =25,find -y to the power of 10

*asked on May 11, 2018* -
## Physics

Find the electric potential at the centre of the square of side 1m at the four corners of charges of q1, q2,q3,and q4 are placed having values 3×10^-8C,-3×10^-8C,-5×10^-8C and 6×10^-8C respectively.

*asked on April 10, 2018* -
## Inverse trigonometry

Prove that- tan^-1(1/2tan 2A)+tan^-1(cotA)+tan^-1(cot^3A) ={0,ifpi/4

*asked on April 8, 2018* -
## Inverse trigonometry

Solve the equation tan^-1(under rootx^2+x)+sin^-1(under rootx^2+x+1)=pi/2 Where tan^-1 inverse of tan

*asked on April 8, 2018* -
## Radiation Internal Dosimetry

What annual effective dose equivalent to the lungs would you receive from 210Po by smoking one pack of cigarettes per day? Calculate this first analytically; then modify the Stella lung model provided to perform the same calculation and compare. Define any

*asked on February 26, 2018* -
## Socail Studies

1.What can be inferred by the passage of the Black Codes A.Many Southerners were willing to allow African-Americans equally B.Many white Southerners wanted African Americans to remain as slaves C.Many white Southerners wanted African Americans to receive

*asked on February 7, 2018* -
## math

Miniature cactuses usually cost £25 but have a sale price of £20. what is the percentage decrease in the price of miniature cactuses?

*asked on January 20, 2018* -
## math

Three numbers multiplied together equal 2880. A X B X C= 2880 A X B=360 A X C= 160 A= B= C=

*asked on January 16, 2018* -
## Physics

A 67.5 kg sprinter exerts a force of 775 N on the starting block which makes a 20 degree angle to the ground. a) What was the horizontal acceleration of the sprinter? b) If the force was exerted for 0.340s, with what speed did the sprinter leave the

*asked on December 9, 2017* -
## maths

divide these amounts into the given ratios: 12,3:1 15,2:1 can you explain how to work it out? thank you

*asked on November 11, 2017* -
## Algebra 2

Elaine shoots an arrow upward at a speed of 32 feet per second from a bridge that is 28 feet high. The height of the arrow is given by the function h(t) = -16t2+32t + 28, where t is the time in seconds. a. What is the maximum height that the arrow reaches?

*asked on July 28, 2017* -
## Algebra math

if a number is subtracted twice its reciprocal, the result is -23/5. what is the number?

*asked on July 26, 2017* -
## Chemistry

Is thw positive valence of AlCl3 1 or 3 why?

*asked on July 25, 2017* -
## Chemistry

Calculate the delta G of the reaction using the following information. 4HNO3+ 5N2H4 --> 7N2+ 12H2O Delta H(Kj/mol) -133.9 50.6 0 -285.8 Delta S(J/mol x K) 266.9 121.2 191.6 70.0

*asked on July 10, 2017* -
## math

A= (x/7

*asked on July 5, 2017* -
## Chemistry

Frequency(v)=5×10to the power9 c=3×10to the power8 Wave length=c/v . . =3×10 8 /5×10 9 . . =?????

*asked on July 4, 2017* -
## Maths

To solve: 3×10tothepower8/5×10tothepower9

*asked on July 4, 2017* -
## Maths

Tan theta=1 Can theta=-3pi/4? How?

*asked on June 21, 2017* -
## Maths

Let z1=2-i,z2=-2+i Find. Re(z1z2/modulus of z1) I only know that modulus of z1= 2+i I have no idea . how to solve this?

*asked on June 21, 2017* -
## Maths

Convert the complex no. In polar form : 1-i rcosΘ =1 rsinΘ=-1 r=√a2+b2 r=√(1)2+(-1)2 r=√2 TanΘ=b/a =1/-1 =-1 After all this what i have to do to find out value of Θ? Please help me.. For polar form, =r(cosΘ+isinΘ)

*asked on June 20, 2017* -
## physics , math

The hydrostatic equation holds not just for air, but for other fluids such as water (air, though it is a gas, is often referred to as a 'fluid') as well. In the case of water the equation becomes even easier, as water (as opposed to air) can be treated as

*asked on June 9, 2017* -
## algebra

solve log2x-6^256=4

*asked on April 24, 2017* -
## math trignometry

Sin x\2,cos x\2 and tan x\2 for sin x=1\4. x in II quadrant.

*asked on April 22, 2017* -
## SCIENCE

In each of the following acid-base reactions, identify the Bronsted acid and base on the left, and their conjugate partners on the right: (a) HPO3 2- + HSO3 - → H2PO3 - + SO3 2- (b) C6H5NH3 + + OBr- → HOBr + C6H5NH2 (c) H2PO3 - + CH3CH2CO2H →

*asked on January 28, 2017* -
## MATH

A 0.26 M solution of a weak acid HA is 0.35 % ionized. What are the H+ , A- , and HA concentrations at equilibrium? What is Ka?

*asked on January 28, 2017* -
## Maths

A clock is set right at 10AM.The clock gains 10 minutes in 24 hours. What will be the true time when the clock indicates 3PM the following day ?

*asked on December 28, 2016* -
## Maths

A long wire of some length is cut into small pieces of 216 cm leave a small piece of length of 89 cm if this part were cut into equal pieces each of 18 cm the length of the leftover wire would be

*asked on December 25, 2016* -
## math

a person runs 3 meters per sec for 1 min. how far did they go? would it be 3m/s x 1 = 3? is it correct?

*asked on December 8, 2016* -
## Chemistry

You are given 1.226 g of a mixture of KClO3 and KCl. When heated, the KClO3 decomposes to KCl and O2, 2 KClO3 (s) → 2 KCl (s) + 3 O2 (g), and 246 mL of O2 is collected over water at 24 °C. The total pressure of the gases in the collection flask is 755

*asked on December 7, 2016* -
## English

By the end of the book, Miss Maudie, Aunt Alexandra, and Calpurnia have all _____. frustrated Jem helped to care for for Helen Robinson earned Scout's respect

*asked on November 17, 2016* -
## math

if x is the set of pupils in a certain school and y is the set of pupils who play volleyball in this school.write y complementary in the distinctive method and shade by venn diagram

*asked on October 25, 2016* -
## algebra 2

A person playing a game of chance has a 0.25 probability of winning. If the person plays the game 20 times and wins half of that number of times, what is the difference between the theoretical probability and the experimental probability of that person

*asked on May 17, 2016* -
## maths

An equilateral triangle is inscribed in parabola y^2=4axsuch that the vertex of the triangle is at vertex of parabola find area of triangle

*asked on April 16, 2016* -
## maths

1: Length of lactus rectim of parabola with vertex(1,2) and directrix 3x-4y-2=0 is A) 27/5 B) 18/7 C) 28/5 i kniw the formula to find length of lactus rectum =4a

*asked on April 16, 2016* -
## Chemistry

if a sample of gas has a volume of 8.88 ml at -12.0 C and .975 atm. what volume would this sample have at STP?

*asked on April 11, 2016* -
## Business Math

Jane is having difficulty deciding whether to put her savings in the Mystic Bank or in the Four Rivers Bank. Mystic offers a 12% rate compounded quarterly, and Four Rivers offers 14% compounded semiannually. Jane has $40,000 to invest and expects to

*asked on April 4, 2016* -
## Bus. Math

What is the net price equivalent Rate of 9-15/18? a) .63427 b) .36427 c) .63573 d) .36573 Answer: B?

*asked on March 23, 2016* -
## Math

how do you find the x intercepts for the equation x^2 + 7x -12? like, I know you have to set it equal to 0 but I have no clue what numbers multiply to -12 and add to +7. plz help

*asked on February 22, 2016* -
## Econ

Do you think a nation’s output should be distributed according to income or according to some other standard (such as basic human need)?

*asked on January 25, 2016* -
## Econ

How do you think a nation’s output should be distributed according to income or according to some other standard (such as basic human need)? EXPLAIN

*asked on January 25, 2016* -
## physics

Two chunks of ice are sliding on a frictionless frozen pond. Chunk A, with mass mA=5.0kg, moves with initial velocity vA1=2.0m/s parallel to the x-axis. It collides with chunk B, which has a mass mB=3.0kg and is initially at rest. After the collision, the

*asked on January 7, 2016* -
## Math

A caterer prepares four times as many pizzas as she usually prepares for a large party. The caterer usually prepares 5 pizzas. The caterer also estimates that each party guest will eat 1/4 of a pizza. Can someone tell me the problenm that this would be?

*asked on January 1, 2016* -
## Pre-Calculus

Draw the picture and find the area of the parcel of land. Circle your to partial areas and your total area. You start herman a corn and walk 300 yards due north. Then, you turn N 63 degrees E and walk 260 yards. Then, you turn S 55 degrees E and walk 240

*asked on December 3, 2015* -
## physics

to what height should a cylindrical vessel of diameter d be filled with a liquid so that due to force on the verticle surface of the vessel be equal to the force on the bottom

*asked on December 1, 2015* -
## Physics

A radioactive isotope of Bismuth undergoes Beta Decay with a half-life of 22 days. How long (in days) will it take the Activity (A) of the sample to decrease to one-ninth of its original value? Assume that the original activity is A0.

*asked on November 30, 2015* -
## math

a ribbon is 7/9 of a yd long.divided by 3 people, what length will ea get?

*asked on November 9, 2015* -
## maths simplify fractions

2 and 1over 4plus 5over8mines1over 2

*asked on November 2, 2015* -
## Chemistry

A vessel initially contains pure A at a pressure of 1.0 bar. The total pressure of all gases at equilibrium is 1.5 bar. What is K for this reaction? A (g) B (g) + C (g)

*asked on October 19, 2015* -
## Chemistry

A vessel initially contains pure A at a pressure of 1.0 bar. The total pressure of all gases at equilibrium is 1.5 bar. What is K for this reaction? A (g) B (g) + C (g)

*asked on October 18, 2015* -
## Chemistry

A vessel initially contains pure A at a pressure of 1.0 bar. The total pressure of all gases at equilibrium is 1.5 bar. What is K for this reaction? A (g) B (g) + C (g)

*asked on October 18, 2015* -
## Math

simplify the complex fraction 4/x+5 +2 _________ 14/x+5 -2 Once i multiply by the LCD i get 4+2(x+5)/14-2(x+5) however i can't see what i can do next to simplify can you explain.

*asked on October 7, 2015* -
## Chemistry

Aldol Condensation What might be the result if you did not add enough Hydrochloric acid and the final pH remained about 7? -Yield would likely increase and the purity of the product would increase -Yield would likely decrease and the purity of the product

*asked on October 3, 2015* -
## math

Keri walks her dog every morning. The length of the walk is 0.55 on each weekday. On each weekend day, the walk is 1.4 times as long as a walk on a weekday. How many kilometers did Keri walk in one week

*asked on October 1, 2015* -
## Chemistry

During the synthesis of a Grignard reagent in diethyl ether solvent, what is the identity of the bubbles that show up on the surface of the magnesium? -Gaseous magnesium byproducts -Gaseous O2 -Gaseous H2 -Gaseous diethyl ether

*asked on September 26, 2015* -
## Organic Chemistry

During the synthesis of a Grignard reagent in diethyl ether solvent, what is the identity of the bubbles that show up on the surface of the magnesium? -Gaseous magnesium byproducts -Gaseous O2 -Gaseous H2 -Gaseous diethyl ether

*asked on September 26, 2015* -
## Physical Science- Atomic Structure

An electron jumps from energy level 1 to energy level 2 by absorbing a photon of energy 8 eV. What is the most likely energy of the photon that will be emitted by the electron when it moves back down to energy level 1? 2 eV 4 eV 8 eV 12 eV

*asked on August 12, 2015* -
## math

|x^{2}-16x+56| = -4x-7 what does x equal?

*asked on August 8, 2015* -
## statistics

a private opinion poll is conducted for a politician to determine why proportion of the population favors decriminalizing marijuana possession. how large a sample is needed in order to be 90 percent confident that the sample proportion will not differ from

*asked on June 15, 2015* -
## Algebra

For the following equation of a hyperbola determine the center, vertices, foci, and asymptotes? 36x^2-y^2-24x+6y-41=0

*asked on May 4, 2015* -
## chemistry

At a certain temperature, the Kp for the decomposition of H2S is 0.734.Initially, only H2S is present at a pressure of 0.102 atm in a closed container. What is the total pressure in the container at equilibrium?

*asked on April 24, 2015* -
## Biology

need help quickly please If barred pattern on chicken wings is a sex linked trait, set up a cross (hen and rooster), in which they the newly hatched chicks can be determined as male or female based on the barred pattern. and Color Blindness is inherited as

*asked on February 20, 2015* -
## Biology

Color Blindness is inherited as a sex linked recessive. If a color blind woman marries a man with normal vision, what would you expect in their children? Show a cross I put that X- x- Xx x-

*asked on February 19, 2015* -
## Math

Adam wants to compare the fractions 2/5, 1/6 and 1/3. He wants to order them from least to greatest and rewrite them so they all have th same denominator. Explain how Adam can rewrite the fractions.

*asked on February 9, 2015* -
## MATH

The length of Super Bowl commercials is said to be Normally distributed with a mean of 36 seconds and standard deviation of 8 seconds. a. Find the probability that a randomly selected Super Bowl commercial is shorter than 45 seconds? (2 points) b. Find the

*asked on February 2, 2015* -
## physics

a rock is thrown vertically upward from ground level at t=0. At t= 1.5s, it passes the top of a tall tower and 1.0 s later, it reached its maximum height. what is the height of the tower?

*asked on February 2, 2015* -
## Math

1. is line "L" parallel to line "M"? *picture of a transversal.. lines L and M don't touch and one line crosses through line L and M to create a transversal. angles 124 and 118 are on the bottom left side of the transversal* I tried my best to explain the

*asked on January 27, 2015* -
## Math

find the sum of the interior angles of a nonagon. I know a nonagon has 9 sides.. A. 140 degrees B. 1,620 degrees C. 1,260 degrees D. 1,450 degrees If the question is asking for each interior angle then I think the answers A but if it's asking for the sum

*asked on January 27, 2015* -
## S.S

Whose mill launched the factory system? A. James Monroe B. Eli Whitney C. Samuell Slater D. Francis Cabot Lowell I think it's D.. am I right?

*asked on January 23, 2015* -
## science

explain an animal cell in your own words and two things each part does

*asked on January 18, 2015* -
## Health

Two key components to keeping your heart healthy that are within your control are exercise and.. A. diet B. Rest C. heredity D. enviroment I think it's B.. am I right?

*asked on January 11, 2015* -
## language arts

read the following lines of dialogue from a coversation johnny has with mrs. bessie, the lytes servant. "what happened to that Cousin Sewall?" "Gone to Worcester. Joined up with the Minute Men." "But hes too fat and.." "Soft? No. From now on nobodys too

*asked on January 6, 2015* -
## math

how do I rearrange the equation a=d/t if I want to find d?

*asked on December 1, 2014* -
## math

a cyclist is travelling with an average velocity of 5.9m/s [w]. what will be his displacement in 1.5 h? please show steps to answer-I tried but couldn't find the answer :(

*asked on December 1, 2014* -
## Physics

bob drop a rock from a height of 4.5 m. (the acceleration due to gravity is 9.8 m/s^2) 1.at s the initial speed of the rock 2. how long is the rock falling before it hits the ground c. what is the final speed of the rock? [I have trouble with c) My work:

*asked on December 1, 2014* -
## Biology

Explain how human activities can cause an imbalance in biogeochemical cycling and lead to problems such as cultural eutrophication and fish kills.

*asked on October 17, 2014* -
## chemistry

100 mL of a 0.1 mM buffer solution made from acetic acid and sodium acetate with pH 5.0 is diluted to 1 L. What is the pH of the diluted solution?

*asked on October 10, 2014* -
## physics

A car is traveling at 100 km/h, due northwest. The driver puts on the brakes and turns the corner. Four seconds later, he is heading east at 50 km/h. What is the average acceleration

*asked on October 2, 2014* -
## Physics

A person reaches a maximum height of 65cm when jumping straight up from a crouched position. During the jump itself, the person's body from the knees up rises a distance of around 50cm . To keep the calculations simple and yet get a reasonable result,

*asked on October 1, 2014* -
## HELP IN SCIENCE ASAP!!

PLEASE HELP!!

*asked on September 19, 2014* -
## math

Which variable expression represents the word phrase? six decreased by the sum of a number and two. A- (m + 2) - 6 B- 6 - (m - 2) C- (m - 2) + 6 D- 6 - (m + 2)

*asked on September 17, 2014* -
## math

Which word phrase can be modeled by the expression? Choose all that apply. 8 - 3n A- eight decreased by the product 3 and a number B- the difference of 8 and the quotient of 3 and a number C- the difference of eight and the product of 3 and a number D-

*asked on September 17, 2014* -
## Math

A pizza box with a square base is to be made from a rectangular sheet of cardboard by cutting six 1-inch squares from the corners and the middle sections and folding up the sides (see the figure). If the area of the base is to be 144 in^2, what size piece

*asked on September 15, 2014* -
## COMPUTER SCIENCE

Which of the following is a type of software program used to write code and develop other programs. A: a command line interpreter B: the turtle graphics window C: an operating system D: an integrated development environment Please help asap!

*asked on September 14, 2014* -
## geometry

Question 4.4. Which is true about a rotation? (Points : 1) The image and preimage are congruent. The image overlaps the preimage. The image is larger than the preimage. The image is smaller than the preimage. Question 5.5. Trapezoid PQRS was rotated 60°

*asked on September 13, 2014* -
## math

Question 1.1. For each of the following questions, choose the correct answer. What is another word for rotation? (Points : 1) flip turn slide fall Question 2.2. What's another word for a translation? (Points : 1) flip turn slide fall Question 3.3. Maria

*asked on September 13, 2014* -
## geometry

Question 1.1. For each of the following questions, choose the correct answer. What is another word for rotation? (Points : 1) flip turn slide fall Question 2.2. What's another word for a translation? (Points : 1) flip turn slide fall Question 3.3. Maria

*asked on September 13, 2014*