All Questions ⁺⁰237784 Questions

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Pre calc question help!

Pre calc question help!

Guest Dec 10, 2018

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841

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polinômio(matematica). me ajudem pfvr!!!

O polinômio p(x)= 2x^3 - 9x^2 + 13x + k é divisível por x-2. Então, a constante k é?

nandanuel Dec 10, 2018

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831

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+847

Cool Question y

An ordinary 6-sided die has a number on each face from 1 to 6 (each number appears on one face). How many ways can I paint two faces of a die blue, so that the product of the numbers on the painted faces isn't equal to 6?

ant101 Dec 10, 2018

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736

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+845

gradient function.

please explain thanks

YEEEEEET Dec 10, 2018

+1

3543

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+23

Math 2

A music store marks up the instrument it sells by 30%. If the the price tag on a trumpet says $104, how musch did the store pay for it?

flufflyman Dec 10, 2018

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916

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+23

MATH @>

A music store marks up the instrument it sells by 30%. If the the price tag on a trumpet says $104, how musch did the store pay for it?

flufflyman Dec 10, 2018

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895

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+83

Calculate:

I have no idea how to solve these. If you could help, that would be great!!

SaltyGrandma Dec 10, 2018

Dec 9, 2018

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1449

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could you find this

The point $(8,2)$ is on an asymptote of the hyperbola $\frac{x^2}{a^2} - \frac{y^2}{b^2} = 1.$ What is $|a/b|$?

Guest Dec 9, 2018

+1

984

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+55

Need help with a chemistry question.

What is the equlibrium temperature when an ice cube at -5º C of mass 10g is placed into 200 grams of water at 45º C?

I need help finding what equatons I need to use to solve this problem or perhaps the answer.

Cent0rea88 Dec 9, 2018

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1149

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+72

plz help

G is the centroid of equilateral Triangle ABC. D, E, and F are midpoints of the sides as shown. P, Q, and R are the midpoints of Line AG, Line BG, and Line CG, respectively. If AB=sqrt(3) what is the perimeter of hexagon DREPFQ? read more ..

NerdyKid Dec 9, 2018

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1873

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+818

helppppp

Our club has 25 members, and wishes to pick a president, secretary, and treasurer. In how many ways can we choose the officers, if individual members may hold more than one office?

mathtoo Dec 9, 2018

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1003

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+818

help

How many 4-letter words with at least one consonant can be constructed from the letters a, B,C,D , and E? (Note that b,c , and d are consonants, any word is valid, not just English language words, and letters may be used more read more ..

mathtoo Dec 9, 2018

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797

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+845

Circles

For a) i did -9+15 8+-10
which gave me 6,-2
divide that by 2 my answer is (3,-1) read more ..

YEEEEEET Dec 9, 2018

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619

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I need some help please. Thanks!

If has two non-real roots, find all possible values of . Express your answer in interval notation.

Thanks, I do not know how to solve this problem.

Guest Dec 9, 2018

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1831

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+72

plz help

As shown in the diagram Line AD, Line BE and Line CF are concurrent. We know that CD=CE=BF=4 and BD=AF=6. What is AE?

read more ..

heureka ●●●●●

NerdyKid Dec 9, 2018

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848

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+72

help plz

In Triangle ABC, the acute angles are Angle B=60 degrees and Angle C=30 degrees. The centroid of Triangle ABC is G. If AB=1 what is AG?

NerdyKid Dec 9, 2018

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2143

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+166

help

I have a pouch with pens and pencils in it. At the end of math class, the ratio of pens to pencils is 9:7. While walking from math class to photography class, I found three pens and one pencil. After I put them in my pouch, the ratio of pens to pencils read more ..

grif389 Dec 9, 2018

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820

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+845

differentiation

For this question i subbed in 3 which gave me 58.5
but the answer should be 3

YEEEEEET Dec 9, 2018

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722

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Floor Function help!

If is a real number and how many possible values are there for ?

Guest Dec 9, 2018

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978

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+166

Urgent

When x^3+30x-c is divided by x-5 the remainder is 5. What is c?

When x^4+6x^3-ax^2-45x-15 is divided by x^2-x-6 the remainder is 3. What is a? read more ..

grif389 Dec 9, 2018

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984

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help

Determine if the graph of the equation below is a parabola, circle, ellipse, hyperbola, point, line, two lines, or empty. $x^2 + 2y^2 - 6x - 20y + 59 = 12$

Guest Dec 9, 2018

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