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Joshua

Questions and answers by Joshua, page 2

Questions (415)

Let f(x) = 9x - 4.5. Find the value of f(2).
1. 1 answer
2. 295 views
Let h(x) = 2x + 7. Find the value of h(x) + 14
1. 1 answer
2. 302 views
|3n + 5| = 7
1. 1 answer
2. 276 views
Chanina bought a pair of jeans which originally cost $88 at a 25% discount. How much was marked off the original price?
1. 3 answers
2. 451 views
A block of ice loses one third of its weight every hour. After 2 hours, the block weighs 40 pounds. How much did the block weigh
1. 2 answers
2. 619 views
5/12=10/x-1
1. 1 answer
2. 325 views
Draw a line on the fold. List five ordered pairs on the fold
1. 1 answer
2. 360 views
If you only had the graph of a relation on a piece of grid paper, how could you graph the inverse without listing the ordered
1. 1 answer
2. 355 views
What do you notice about the ordered pairs?
1. 1 answer
2. 270 views
What new initiatives are under way through the American Society for Industrial Security International?
1. 2 answers
2. 767 views
Cat Years 1 3 4 6 7Human Years 13 33 43 63 73 What is the meaning of the slope? Write the slope-intercept form of the equation
1. 1 answer
2. 439 views
Solve |x + 5| < 9
1. 1 answer
2. 257 views
NO(g) + CO2(g) <¡X> NO2(g) + CO (g) ƒ´H¢X = ¡V100 kJWhich of the following will favor the forward reaction?Why? A) add NO
1. 1 answer
2. 372 views
NO(g) + CO2(g)<-->NO2(g) + CO(g) delta H^degree sign = -100kJWhich of the following will favor the forward reaction? Why? A) add
1. 2 answers
2. 985 views
Find all sets of two consecutive positive odd integers whose sum is less than or equal to 18.
1. 1 answer
2. 436 views
Find all sets of two consecutive positive odd integers whose sum is less than or equal to 18.
1. 1 answer
2. 468 views
Solve |2x -5| > 7
1. 1 answer
2. 293 views
Which of the following is a solution of the compound inequality?3x + 8 < 2 or x + 12 > 2 - x
1. 1 answer
2. 371 views
Solve the inequality, -3x - 2 < 5. Write the solution as an inequality with no spaces. You may leave the fraction in improper
1. 3 answers
2. 1,412 views
The sum of two consecutive integers is between 5 and 9. What are the two integers? Tell the two numbers only
1. 2 answers
2. 529 views
-x/4 <= 7
1. 1 answer
2. 617 views
Determine an equation for the total force needed to drag a box at constant speed across a surface with coefficient of kinetic
1. 2 answers
2. 583 views
Calculate the pH of (1)0.150M KC2H3O2:(2)0.200M pyridine chloride, C5H5NHCl: and(3) 0.500M NaCl
1. 1 answer
2. 484 views
Calculate the pH of (1)0.150M KC2H3O2:(2)0.200M pyridine chloride, C5H5NHCl: and(3) 0.500M NaCl
1. 3 answers
2. 2,768 views
Two men decide to use their cars to pull atruck stuck in mud. They attach ropes and one pulls with a force of 972 N at an angle
1. 4 answers
2. 1,008 views
An infinite thread of charge density lamda lies along Z axis. The potential difference between the points A(4,3,4) and B
1. 1 answer
2. 722 views
A 2000kg car begins from rest and rolls 50.0m down a frictionless 10 degrees incline. If there is a horizontal spring at the end
1. 3 answers
2. 1,123 views
A horizontal massless beam of length 1 m is supported at two points. One fulcrum is at one end of the beam, point "O", and the
1. 1 answer
2. 666 views
I have a math assignment and i am meant to do i backyard design and i have to fit in a fishpond which has an outside diameter of
1. 5 answers
2. 485 views
I am just starting to learn algebra. My question is -2n-(9-10n)=?I have to simplify this. I think it is 8n-9 Can you please tell
1. 3 answers
2. 455 views
how would you work this out? C=3A + 3b
1. 3 answers
2. 258 views
Check these answers? ?3x + y = -8 My answer: y=-11 2x - y = 11 My Answer: y=13
1. 3 answers
2. 376 views
3.) 3x + y = -8My answer: Y=-8 + -3x 4.)2x - y = 11 My Answer: y=2x + -11 5.) 4x + -8y = 24 My answer: y = 32x + -192 6.) 15x +
1. 3 answers
2. 397 views
why do scientists do experiments
1. 1 answer
2. 299 views
The pilot of a plane looks at her speedometer to see that she is traveling at 165 km/h and she is heading north. An observer on
1. 1 answer
2. 485 views
Light travels at 3*10^8 m/s. After how many seconds can the lighting reach a distance of be heard 2310 meters away from where it
1. 1 answer
2. 399 views
A particle of mass 5 kg is acted upon by a horizontal force of magnitude 16 N for 8 seconds, in which time it moves from rest
1. 1 answer
2. 464 views
A particle of mass 5 kg is acted upon by a horizontal force of magnitude 16 N for 8 seconds, in which time it moves from rest
1. 2 answers
2. 515 views
Which Christian empire in southwest Asia did the Ottomans conquered?What was the capital of the Christian Empire in southwestern
1. 2 answers
2. 526 views
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm
1. 2 answers
2. 882 views
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm
1. 2 answers
2. 1,029 views
Jim Gray invested $8,500 four times a year in an annuity due at All-Star Investments for a period of 3 years at an interest rate
1. 1 answer
2. 508 views
Do you feel there are any imbalances to our wage structure in our economy? why? give an example
1. 1 answer
2. 385 views
Partial Fraction of the Rational Expression:x^2+x+8/x^3+x
1. 1 answer
2. 345 views
Suppose that z1=6-8i. Find:A. The Trig Form of the complex number z1, where your theta is in degrees. B. The Trig form of z1*z2,
1. 2 answers
2. 557 views
If 3 inches represent 18 miles, what do 7 inches represent?
1. 1 answer
2. 339 views
How does the formation of metallic bonds explain the fact that metals tend to conduct electricity?
1. 1 answer
2. 382 views
How does the formation of metallic bonds explain the fact that metals tend to conduct electricity?
1. 1 answer
2. 408 views
Two angles of triangle FGH measure 33 degrees and 57 degrees.What is the measure of the third angle in FGH?
1. 5 answers
2. 1,441 views
Is this quote a metaphor?"That's a bright direction, there's a glowing there." In context it seems like a metaphor since the
1. 4 answers
2. 911 views
What is a motion pattern?
1. 3 answers
2. 295 views
I have a question that I don't understand from my first year chem lab.Calculate the minimum volume of water needed to decompose
1. 4 answers
2. 890 views
Hey, I'm confused on this one problem and can you help me please? Thanks a bunch! :]The problem is: The figure consists of a
1. 2 answers
2. 517 views
A box contains 14 yellow, 6 green, 10 purple, and 12 red candies jumbled together. What is the expected number of red candies
1. 1 answer
2. 1,241 views
Verify that the expression formula for a hypergeometric distribution gives the same result as the general equation for the
1. 1 answer
2. 399 views
Estimate the population size of a bird species if in 100 sightings along a migration path, 25 were ringed, and it is known that
1. 1 answer
2. 330 views
Aaron plans to attend college once he completes this course workbook.im suppose to identify the nouns in the sentence the nouns
1. 4 answers
2. 2,213 views
Estimate the population size of a bird species if in 100 sightings along a migration path, 25 were ringed, and it is known that
1. 1 answer
2. 343 views
A rectangular solid has a base area of 43.3 sq inches and a height of 50 inches a triangular prism has a base in the shape of an
1. 2 answers
2. 841 views
Pat had $3. He gets some money from his parents. He now has twice as much money as Dani. Write an expression to represent how
1. 1 answer
2. 395 views
A gun fires a shell at an angle of elevation of 30 degrees with a velocity of 2*10^3m/s. What is the horizontal and vertical
1. 7 answers
2. 3,367 views
An arrow is shot vertically upward from the top of a cliff 80 feet tall, with an initial velocity of 64 ft/s, (the acceleration
1. 3 answers
2. 687 views
If an arrow was shot at such an angle that for every second of travel a lateral change of 50 feet away from the archer was
1. 2 answers
2. 1,005 views
I have to write an essay, but I just need help with coming up with some ideas.In the essay, I have to compare/contrast the plays
1. 2 answers
2. 530 views
A crate with a mass of 40 kg is being dragged along a horizontal floor at a constant velocity by an applied force of 180 N. What
1. 1 answer
2. 494 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
1. 1 answer
2. 1,143 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
1. 1 answer
2. 454 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
1. 1 answer
2. 484 views
What is the frequency of a sound wave in air at 20°C that has a wavelength of 0.4 m?
1. 1 answer
2. 324 views
What is the portion size of a #8 scoop?
1. 1 answer
2. 426 views
I am divisible by four factors in addition to 1 and myself. I am 7 less than a number with a square array. I am less than 24.
1. 1 answer
2. 302 views
I am a perfect square that is 11 more than a perfect square and 13 less than a perfect square. Which number am I?
1. 1 answer
2. 961 views
If you count backward from me to divide me by 8, the sixth number you reach is 48. Which number am I?
1. 1 answer
2. 325 views
One of my factors is 5 more than another of my factors. My digits add up to 6. I am less than 50. Which number am I?
1. 1 answer
2. 309 views
When you add the number of rows in my array to the number in each row, you get 15. My digits add up to 9. Which number am I?
1. 1 answer
2. 307 views
The difference between my digits is 7. When you divide me by the sum of my digits, the quotient is the sum of my digits. That
1. 1 answer
2. 553 views
A student completed 44% on a test. He completed 22 question. Then how many questions are on the test
1. 4 answers
2. 421 views
help on the moon
1. 1 answer
2. 253 views
Suppose a laboratory has a 38 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of
1. 7 answers
2. 2,781 views
What can engineers do to help buildings survive in an earthquake?
1. 1 answer
2. 312 views
A 100.0 g sample of water at 27.0°C is poured into a 77.4 g sample of water at 89.0°C. What will be the final temperature of
1. 4 answers
2. 3,392 views
Is it possible to set up a time to do a live chat with a tutor here? like for 15-20 min or so. I have a few questions, nothing
1. 6 answers
2. 421 views
Is there a way to prove this in upwards of 5 steps? Apparently there is??Prove. 2^n + 2^n = 2^(n+1) I posted this before however
1. 5 answers
2. 951 views
85.0 of is initially at room temperature (22.0). A chilled steel rod at 2.0 is placed in the water. If the final temperature of
1. 1 answer
2. 946 views
85.0 of is initially at room temperature (22.0). A chilled steel rod at 2.0 is placed in the water. If the final temperature of
1. 3 answers
2. 1,032 views
A brick is thrown off a building at a 25 degree angle at 10m/s, it lands 40 meters away, How high is the building?
1. 1 answer
2. 331 views
Is 25x squared + 40x +15 a perfect square? And how do you factor it if it is?
1. 2 answers
2. 844 views
1. In a region of two-dimensional space, there are three fixed charges: +1 mC at (0, 0), −2 mC at (18 mm, -3 mm), and +3 mC at
1. 2 answers
2. 734 views
I need step-by-step help for solving the lim x -> 0 for the function sin(x)/(x + tan(x))I can do simpler ones, but this one
1. 3 answers
2. 355 views
The question is:tan(arcsinx)= I know that inverse of sin is 1/sqrt(1-x^2) however this question still confuses me. The outcome
1. 3 answers
2. 438 views
f(x) = ln(ln(lnx)) has the domain of (e, infinity). I am not sure how this occurs however. I know in the case of ln x, x must be
1. 3 answers
2. 376 views
The question is:tan(arcsinx)= I know that inverse of sin is 1/sqrt(1-x^2) however this question still confuses me. The outcome
1. 3 answers
2. 480 views
lim t-> -infinity for sqrt(4t^2-5t-1)/(2t-3)I get infinity or -infinity, but the real answer is -1. How does this occur?
1. 2 answers
2. 500 views
What does it mean by, "The sum of three consecutive odd integers is 93."
1. 10 answers
2. 936 views
On the graph of f(x) = 8*sin(3pi*x), points P and Q are at consecutive lowest and highest points with P occurring before Q. Find
1. 3 answers
2. 1,098 views
what 2 colors make purple?
1. 3 answers
2. 386 views
Can you please help with the following:x^2+2x-35=0 I can't remember how to get the different possibilities. Appreciate help,
1. 1 answer
2. 264 views
A dog ate 48 bones. The other dog ate 47 bones. How much bones did both dogs eat?
1. 3 answers
2. 407 views
Can you please help with the following:x^2+2x-35=0 I can't remember how to get the different possibilities. Appreciate help,
1. 1 answer
2. 334 views
Sierra spent 2/3 of her earnings on clothes and 1/5 on school supplies. She saved the rest. What fraction of her earnings did
1. 7 answers
2. 2,291 views

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