All Questions ⁺⁰230470 Questions

0

388

1

Can someone help me with this?!?!?!?!

Determine a constant k such that the polynomial P(x,y,z)=x^5+y^5+z^5+k(x^3+y^3+z^3)(x^2+y^2+z^2) is divisible by x+y+z.

Guest May 3, 2018

0

1196

1

Present Value and Future value

1. If a physician deposits $24,000 today into a mutual fund that is expected to grow at an annual rate of 8%, what will be the value of this investment:
a. 3 years from now
b. 6 years from now
c. 9 years from now
d. 12 years read more ..

Guest May 3, 2018

0

883

1

+4

Math help

1. In order to unload clay easily, the body of a dump truck must be elevated to at least 45°. The body of a dump truck that is 12 feet long has been raised to 8 feet. Will the clay pour out easily?

2. read more ..

TriggeringAngel May 3, 2018

0

5223

4

+1450

So Many Questions

1: Let line BC and line DE be chords of a circle, which intersect at A, as shown. If AB = 3, BC = 15, and DE = 3, then find AE.
read more ..

AnonymousConfusedGuy May 3, 2018

0

369

1

Need some help please

From this collection of books, Diane will choose without looking three hardcover detective novels to read during a school break. How read more ..

Guest May 3, 2018

0

459

1

Kamiran

Guest May 3, 2018

0

582

0

+956

More Vectors

So for this one, I labelled the two sides one with 2 and the other with 3. I made the angle between them 120. And I know that the other angle has to be 60. read more ..

Julius May 3, 2018

0

683

1

+956

Did I do it correct?

I got :

read more ..

Julius May 3, 2018

0

1624

1

Functions help

Let $f(x) = Ax + B$ and $g(x) = Bx + A$, where $A \neq B$. If $f(g(x)) - g(f(x)) = B - A$, what is $A + B$?

Guest May 3, 2018

+1

669

4

Explanation would be helpful

Let $f(x) = x + 2$ and $g(x) = 1/f(x)$. What is $g(f(-3))$?

heureka ●●●●

Guest May 3, 2018

-1

622

3

find derivative of

y=tan(pi-(10/x))
My answer is (-10/x^2) *sec ^2(pi-(10/x)) but my other answer is (10/x^2) *sec ^2(10/x) . Not sure why the PI is not in the second answer ( the correct one)

Guest May 3, 2018

-1

592

1

logarithmic derivative

find derivative of y=log of base 7 (Square root(9x+9))

I have first use change of base formula 1/2 (ln(9x+9)/ ln7 but then what do I do?
read more ..

Guest May 3, 2018

0

564

1

Help

The length of the minute hand is 150% of the length of the hour hand.
In 1 hour, how much farther does the tip of the minute hand move than the tip of the hour hand? Round your answer to the nearest tenth.

Guest May 3, 2018

May 2, 2018

0

691

0

if you can answer this your cool AF

A leading marketing research firm conducted a telephone survey of 550 young adults, 21 years of age, to estimate the average amount of money they intend on spending on political contributions during their first federal election cycle. The data are distributed read more ..

Guest May 2, 2018

0

1653

2

i really need the help

Use sigma notation to represent the following series for the first 12 terms.
2 +(-8) +32 + (-128) + .....

Guest May 2, 2018

0

2219

11

Coins

A country has three denominations of coins, worth 7, 10, and 53 units of value. What is the maximum number of units of currency which one cannot have if they are only carrying these three kinds of coins?

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Guest May 2, 2018

+1

718

3

+235

help, so hard!

Rollingblade May 2, 2018

-1

1728

1

Math is awesome please help

A gardener has a circular garden, which he divides into four quadrants. He has four different kinds of flowers, and he wants to assign a flower to each quadrant, so that adjacent quadrants are not planted with the same kind of flower. (Also, the gardener read more ..

Guest May 2, 2018

0

545

1

Hard question math

The numbers 1, 2, 3, 4, 5, and 6 are to be entered into the boxes below, so that there is one number per box, and each number is used exactly once. In addition, in each row, the numbers increase from left to right, and in each column, the numbers increase read more ..

Guest May 2, 2018

0

671

1

Math help

A car has one driver's seat and four different passenger seats. A group of five students wants to use the car to go to school, but only two of those five students are legally allowed to drive the car. What is the number of ways that the five students can read more ..

Guest May 2, 2018

+1

809

2

+51

Trig

please help me with this one

melvsky May 2, 2018

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