All Questions

444

The area of a square plot of land

The area of a square plot of land is 425 square meters. What is the perimeter of the square, in meters? Express your answer in simplest radical form.

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Guest Oct 18, 2020

468

Please help due tomorrow!!!

Let ABCDEF be a convex hexagon. Let A', B', C', D', E', F' be the centroids of triangles FAB, ABC, BCD, CDE, DEF, EFA respectively.
(a) Show that every pair of opposite sides in hexagon ABCDEF (namely A'B' and D'E', B'C' and read more ..

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Guest Oct 18, 2020

484

SURFACE AREA

Calculate the area of this net

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Guest Oct 18, 2020

406

interest

Mr. Madoff invests 1000 dollars in a fund that compounds annually at a constant interest rate. After three years, his investment has grown to 1861 dollars. What is the annual interest rate? (Round your answer to the nearest integer.)

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Guest Oct 18, 2020

308

How do I use the sum command?

I'm trying to sum from 1-10, and I typed in the following:
sum(10,x=1)
I've also tried
sum(x,x=1,2,3,4) read more ..

Guest Oct 18, 2020

638

+407

Need help please ASAP

For each positive integer n, let denote the sum of the digits of n. How many three-digit n's are there such that

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ss333 Oct 18, 2020

Oct 17, 2020

663

If and are inversely proportional

If j and k are inversely proportional and j = 42 when k = 56 , what is the value of j when k = 98?

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Guest Oct 17, 2020

300

please help

Four years ago you invested some money at 10% interest. You now have $839.23 in the account. If the interest was compounded yearly, how much did you invest 4 years ago?

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Guest Oct 17, 2020

353

interest

Kimberly borrows 1000 dollars from Lucy, who charged interest of 6% per month (which compounds monthly). What is the least integer number of months after which Kimberly will owe more than twice as much as she borrowed?

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Guest Oct 17, 2020

373

help please

John, Paul and Peter can finish painting the fence in 2 hours. If John does the job alone he can finish it in 5 hours. If Paul does the job alone he can finish it in 6 hours. How long will it take for Peter to finish the job alone?

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Guest Oct 17, 2020

520

Any help would be appreciated! Thanks!

The two solutions of the equation are in the ratio of to for some values of What is the largest possible value of

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Guest Oct 17, 2020

342

algebra

When x^4 + ax^3 + bx +c is divided by (x–1), (x+1), and (x+2), the remainders are 14, 0, and –18 respectively. Find the values of a, b, and c.

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Guest Oct 17, 2020

445

powers of fractions

what is 1/3 to the 4th power equal to???

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Guest Oct 17, 2020

398

interest

Cedric has deposited 12,000 into an account that pays 5% interest compounded annually.

Daniel has deposited 12,000 into an account that pays 9% simple annual interest.
read more ..

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Guest Oct 17, 2020

410

exponential function

The function f(x) = ax^r satisfies f(2) = 1 and f(128) = 5. Find r.

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Guest Oct 17, 2020

488

How many 9 step paths are there from E to G which pass through F?

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Guest Oct 17, 2020

454

polynomial

If the product (3x^2 - 5x + 4)(7 - x) can be written in the form ax^3 + bx^2 + cx + d, where a,b,c, and d are real numbers, then find 8a + 4b + 2c + d.

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Guest Oct 17, 2020

754

I know the whole number for this is 16, but I don't know how to find the fraction. Please help!

Claire jogs 6 miles per hour and Megan jogs 5 miles per hour. They start together at their campsite and jog to an outpost 18 miles away. When Claire gets there, she immediately turns around and heads back towards Megan. How many miles will they be from read more ..

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Guest Oct 17, 2020

481

Precalculus

Mr. and mrs. mitchel are saving for their daugthers college education. they invest 10,000 in a account that pay 4.5% ineterest compounded countinyosly with the goal to have twice that amount in the account in ten years.

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Guest Oct 17, 2020

603

algebra

Jayden is driving on a long road trip. He currently has 11 gallons of gas in his car. Each hour that he drives, his car uses up 0.75 gallons of gas. How much gas would be in the tank after driving for 4 hours? How much gas would be left after tt hours? read more ..

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Guest Oct 17, 2020

666

+308

uhhhhh

Enter the letters of the points that lie on the line y=1/2x+3

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notsmart2.0 Oct 17, 2020

443

If f(x) is a polynomial of degree 3, and g(x) is a polynomial of degree 5

If f(x) is a polynomial of degree 3, and g(x) is a polynomial of degree 5, then what is the degree of polynomial f(x)*g(x) + (f(x))^2?

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Guest Oct 17, 2020

334

counting

I have 10 distinguishable socks in my drawer: 4 white, 4 brown, and 2 blue. In how many ways can I choose a pair of socks, provided that at least of them is white?

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Guest Oct 17, 2020

420

geometry

In a certain Pentagon, the interior angles are a˚, b˚, c˚, d˚, and e˚ where a, b, c, d, and e are integers strictly less than 180. ("Strictly less than 180" means they are "less than and not equal to" 180.)

If read more ..

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Guest Oct 17, 2020

524

+210

Help

A regular square with a side of 8cm has a circle in it and that circle has a square in it. The space between the circle and the inner square is what?
The arrow is what I'm looking for, the length
read more ..

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TacoBell Oct 17, 2020

All Questions ⁺⁰230870 Questions

The area of a square plot of land

Please help due tomorrow!!!

SURFACE AREA

interest

How do I use the sum command?

Need help please ASAP

If and are inversely proportional

please help

interest

help please

Any help would be appreciated! Thanks!

algebra

powers of fractions

interest

exponential function

How many 9 step paths are there from E to G which pass through F?

polynomial

I know the whole number for this is 16, but I don't know how to find the fraction. Please help!

Precalculus

algebra

uhhhhh

If f(x) is a polynomial of degree 3, and g(x) is a polynomial of degree 5

counting

geometry

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