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jack
Questions and answers by
jack
, page 3
Questions (638)
Prove that the least height (h) of a triangle contains a circle of radius (r) is h=3r
5 answers
361 views
a owns a rectangularers compound of length 40
meters and width 25 meters what is the area of this compound in ares
1 answer
447 views
what is the area of a rectangle of length 6 c.m and width 3 c.m ? what is its perimeter/
2 answers
735 views
the area of a rectangle is 12 square c.m and its length is 4 c.m what is its width?
3 answers
579 views
the perimeter of a rectangle is 12 c.m and its length is 4 c.m . what is its width? and the area?
3 answers
331 views
Alana has 7 children and brought a $9.95 shirt for each of them. The cashier charged her an additional $13.07 in sales tax. She
3 answers
424 views
can anyone unscramble the letters please.... rtepasn, ipocne, liflmae
1 answer
289 views
it takes a skier 30 seconds to ski down the 1st mountain to the second mountain that is 40 feet above ground. it takes the skier
1 answer
282 views
The plane is at least 500 miles closer to chicago than to denver
1 answer
418 views
Balance the equation and answer in terms of
moles. Chlorine gas can be produced commercially by passing an electric current
2 answers
1,027 views
10 pencils in each packet 46 pencils how many packets are needed
1 answer
312 views
could you please give me any information about houses in hot dry countries
1 answer
306 views
a rectangle has a length of 5 yards and a width of 3 yards. what is its perimeter? explain your answer.
3 answers
1,123 views
consonant patterns wr,kn,st,mb,gn
directions read each word and idenify the consonant pattern with the silent letter. on the
7 answers
1,923 views
A park has the shape of a trapezoid. Two of the sides are 25 meters long. The other two sides are 40 meters and 20 meters long.
12 answers
3,123 views
1-writing to explain- why might you need to measure a perimeter with a measuring tape instead of a ruler?
2-how are a ruler, a
6 answers
576 views
1- writing to explain- why might you need to measure a perimeter with a measuring tape instead of a ruler?
2- how are a ruler, a
2 answers
557 views
1. Question :
The average height of members of the high school basketball team is six feet, three inches. Jerry is on the high
7 answers
5,663 views
A 4.0 kg object is lifted 1.5 m. (a) how much work is done against the earth's gravity ? (b) repeat if the object is lowered
7 answers
asked by
jack
7,755 views
draw amino acid.
1 answer
297 views
Yo ______ lavo ______ manos y ______ cara. ______ cepillo ______ dientes y ______ cepillo
______ pelo. Yo ______ pongo ______
10 answers
3,919 views
A vertical tube with a tap at the base is filled with water, and a tuning fork vibrates over its mouth. As the water level is
1 answer
490 views
what is the volume of a triangle prism with a base area of 24ft*2 and a height of 18ft
9 answers
1,973 views
Identify and discuss 4 key actions taken by the U.S. Government between 1790 to 1820 that established long term policy in the
2 answers
800 views
What were 3 groups that were in motion around the U.S. in the 19th century. Why did they change locations and how did this
1 answer
337 views
how would you determine the number of diagonals in a regular 41-gon ?
1 answer
335 views
Hi I have to compare Mending Wall by Robert Frost to modern day time. I was thinking about comparing it to a song or movie, but
3 answers
599 views
What is the square root of pi?
3 answers
306 views
3 sqrt-64x^3
1 answer
436 views
An aluminum bar is 2m long at a temperature of 20 degrees C What will be the length of the bar at a temperature of 100 degrees C
2 answers
716 views
meg has 20 pet stickers to go on a page
1/4of them are dog stickers 1/2of them are cat stickers the rest are rabbit stickers how
2 answers
981 views
insert parentheses to make equation true. 5 / 3 + 3 x 5 = 4 1/6
4 answers
546 views
Two cones are similar. The larger cone, R, has a volume of 1331 cubic feet and the smaller cone, S, has a volume of 64 cubic
2 answers
856 views
ral sal tal val each have 1.85 in quarters and dimes.No two have the same number of coins together how many quarters do they
4 answers
1,122 views
a-2/6 -5 = a+3/3
SOLVE FOR A solving equations with fractions
2 answers
881 views
Using Cuisenaire rods, what is the unit rod if the purple rod represents 2/3?
3 answers
895 views
One consequence of providing an inaccurate opertional definition of the properties we intend to measure, is that the measurement
1 answer
401 views
Indicate below the type of government each colony had in the year 1750.
1 NEW HAMPSHIRE; ROYAL 2 MASSACHUSETTS; ROYAL 3
2 answers
1,014 views
What was Florida name before call it Florida?
3 answers
328 views
The cost in $ of making "x" leaf blowers is given by C(x)=45x+6000.
Each blower can be sold for $60.00 a)find revenue function
1 answer
316 views
A piano manufacturer has a daily fixed cost of $1200 and a marginal cost of $1500 per piano. Find the cost C(x) of manufacturing
4 answers
2,921 views
Find the difference quotient by using
f(x+h)−f(x)/h 1) f(x) = √(2x+1) answer (√(2x+1+2h) - √(2x+1))/h can you check
1 answer
342 views
Find the difference quotient by using
f(x+h)−f(x)/h 1) f(x) = √(2x+1) answer (√(2x+1+2h) - √(2x+1))/h can you check
2 answers
810 views
Find the acceleration and tension in an Atwood's machine. Two different masses connected by a string over a pulley which is at
2 answers
703 views
A block of mass M is projected up a frictionless inclined plane with a speed VO. The angle of incline is given as theta.
a. How
3 answers
666 views
how are the ionization energies evidence for the structure of the atom especially the electron configurations for atoms ?
1 answer
374 views
A 15.0ml sample of NaCL solution has a mass of 15.78g.after the NaCL solution is evaporated to dryness, the dry salt residue has
3 answers
1,519 views
when Zn0 becames Zn++, where do the 2 electrons that are lost come from?
1 answer
295 views
Identify the blood types arising from each of the progenitor cell types:
a)myeloid progenitor cells b)lymphoid progenitor cells
1 answer
393 views
Identify the blood types arising from each of the progenitor cell types:
a)Myeloid progenitor cells b)Lymphoid progenitor cells
1 answer
351 views
Write a MIPS assembly language program that will cover the following
steps: Prompt the user to enter a first integer named i1
3 answers
922 views
Write a MIPS assembly language program for the following for loop:
Pseudocode: int x; # for(x=10; x>0; x--){ # printf("x=%d",
1 answer
1,295 views
waiting times for 64 randomly selected walk-in customers and determined that their mean waiting time was 15 minutes. Assume that
3 answers
509 views
Jon is flying an airplane.He is currently 3,5000 feet in the air and he is ascending at a rate of 500 feet per minute.How many
2 answers
1,135 views
Jon is flying an airplane.He is currently 3,5000 feet in the air and he is ascending at a rate of 500 feet per minute.How many
1 answer
433 views
The XYZ Company makes widgets and sells to a market that is just about to expand after a period of stability. As the year
1 answer
937 views
A manager of an electronics store takes a random sample of large shipments of circuit boards to determine if he will accept the
1 answer
477 views
a square kitchen floor can be exactly covered withe square tiles that are either 9 inches or 15 inches on a side. what is the
4 answers
1,356 views
choose from For example or therefore
1. Most listeners don't simply absord your message of thier own called feedback._______,
3 answers
559 views
For the indicated atom in each of the following molecules or ions, give the number and arrangement of the electron pairs around
4 answers
1,749 views
2. What is the reduction half-reaction for the following unbalanced redox equation?
Cr2O72– + NH4+ Cr2O3 + N2 A.) Cr2O3 ->
3 answers
1,310 views
1. Consider the function y = xx (for x > 0).
a) Why does the derivative rule for xn not apply? b) Why does the derivative rule
1 answer
484 views
Let y=〖tan〗^(-1) x
Rewrite it as an equation involving a trig function. Use implicit differentiation to determine an
1 answer
347 views
3. a) Write out the limit definition for the derivative of y = xx. Attempt to solve it.
b) Write out the limit definition for the
1 answer
418 views
1. Consider the function y = xx (for x> 0).
a) Why does the derivative rule for xn not apply? b) Why does the derivative rule for
2 answers
865 views
Let y=〖tan〗^(-1) x
Rewrite it as an equation involving a trig function. Use implicit differentiation to determine an
1 answer
358 views
3. a) Write out the limit definition for the derivative of y = xx. Attempt to solve it.
b) Write out the limit definition for the
2 answers
555 views
LSAT test scores are normally distributed with a mean of 490 and a standard deviation of 110. Find the probability that a
2 answers
494 views
Which of the following is NOT true about persuasive speaking compared to informative speaking?
4 answers
1,463 views
if it took jeff 14 minutes to drive 10 1/2 mile how long will it take him to travel 23 miles?
3 answers
448 views
3) A shell is fired from ground level with a muzzle speed of 350 ft / s and elevation and angle
of 60 . Find (a) parametric
2 answers
579 views
3) A shell is fired from ground level with a muzzle speed of 350 ft / s and elevation and angle
of 60 . Find (a) parametric
4 answers
1,315 views
how to describe a model that represents 3/3x4/4?
7 answers
1,708 views
estimate change in f using the linear approximation and compute both error and the % error
f(x)= (3+x)^1/2 a=1 change in x=0.5
4 answers
372 views
karas custom tees experienced fixed costs of $200 and variable costs of $5 a shirt. Write an equation that can determine the
2 answers
619 views
estimate change in f using the linear approximation and compute both error and the % error
f(x)= (3+x)^1/2 a=1 change in x=0.5
4 answers
444 views
estimate ln(e^2+0.1)-ln(e^2)
3 answers
328 views
find equation of tangent line for x^(1/3) + y^(1/2)=2 at point (1,1)
9 answers
351 views
Suppose A,B,C,D and E are distinct positive integers such that A < B < C < D < E,their median is 10 and their mean is 15.Find
1 answer
455 views
Suppose A,B,C,D, and E are distinct positive integers such that A<B<C<D<E, their median is 10 and their mean is 15. Find the
1 answer
361 views
ABCD is a square. Γ1 is a circle that circumscribes ABCD (i.e. Γ1 passes through points A,B,C and D). Γ2 is a circle that is
1 answer
443 views
If ABC is a triangle with AB=20,BC=22 and CA=24. Let D lie on BC such that AD is the angle bisector of ∠BAC. What is AD^2?
3 answers
364 views
Find the minimum possible value of
2cos4θ+8cos3θ+32cos2θ+56cosθ+100
1 answer
316 views
Let S={1,2,3,4,…,2013} and let n be the smallest positive integer such that the product of any n distinct elements in S is
1 answer
372 views
In an urn, there are several colored balls, with equal numbers of each color. We add 14 balls which are all of the same new
3 answers
1,009 views
ABCD is a square. Γ1 is a circle that circumscribes ABCD (i.e. Γ1 passes through points A,B,C and D). Γ2 is a circle that is
1 answer
442 views
Consider the function defined as
f(x)=(x^2+2x+3)^2+4. As x ranges over all real values, what is the minimum value of f(x)?
1 answer
342 views
Find the sum of the squares of the three solutions of the equation x^3+3x^2−7x+1=0.
1 answer
349 views
Let S(N) denote the digit sum of the integer N. As N ranges over all 3-digit positive numbers, what value of N would give the
1 answer
406 views
S=1+2(1/5)+3(1/5)^2+4(1/5)^3….
If S=a/b, where a and b are coprime positive integers, what is the value of a+b?
1 answer
343 views
What is the sum of all possible positive integer values of n, such that n^2+19n+130 is a perfect square?
1 answer
616 views
The real numbers x and y satisfy the nonlinear system of equations
{2x^2 − 6xy + 2y^2+ 43x + 43y = 174 x^2 + y^2 + 5x + 5y =
1 answer
406 views
Find the sum of all primes p, such that p divides up, where up is the p-th Fibonacci number.
1 answer
340 views
In a synchrotron, electrons are accelerated to speeds close to the speed of light v≈c≈3×108 m/s Suppose that in a
3 answers
456 views
Adventurous Mary tries a new game: she puts on her rollerblades and throws the ball towards the wall, lets it bounce off,
1 answer
398 views
Let α and β be the roots of 3x2+4x+9=0. Then (1+α)(1+β) can be expressed in the form ab, where a and b are coprime positive
2 answers
923 views
A 999-digit number starts with 9. Every 2 consecutive digits is divisible by 17 or 23. There are 2 possibilities for the last 3
1 answer
355 views
If z=−√2/2+√2/2 i, what is the value of −(z^−52)?
i is the imaginary unit where i^2=-1
1 answer
322 views
S=1+2(1/5)+3(1/5)^2+4(1/5)^3….
If S=a/b, where a and b are co prime positive integers, what is the value of a+b?
5 answers
332 views
Find the sum of all primes p, such that p divides up, where up is the p- th Fibonacci number.
please tell me the answer it's
2 answers
754 views
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