All Questions

571

help

to start an avalanche on a mountain slope, an artillery shell is fired with an initial velocity of 200 m/s at 55° above the horizontal. It explodes on the mountainside 30 s after firing. What is the x coordinate of the shell where it explodes, relative read more ..

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Guest Oct 13, 2020

683

geometry question

a triangle has sides of lengths 19, 20, 22 .
a) calculate the size of each angle of the triangle.
b) calculate the area of the triangle

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Guest Oct 13, 2020

665

se calcula el angulo de la pendiente m=3 de la calculadora θ=Arctan 3 θ=shith tan 3= 71.56 grados resuelve el siguiente m=2 θ=Arctan 2 θ=shi

se calcula el angulo de la pendiente m=3 de la calculadora θ=Arctan 3 θ=shith tan 3= 71.56 grados resuelve el siguiente m=2 θ=Arctan 2 θ=shith tan 2 =

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Guest Oct 13, 2020

575

algebra

Suppose f(x) is a polynomial of degree 4 or greater such that f(1) = 2, f(2) = 3, and f(3) = -5. Find the remainder when f(x) is divided by (x - 1)(x - 2)(x - 3).

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Guest Oct 13, 2020

432

number theory

Find the least four-digit solution r of the congruence r^2 + 4r + 4 == 1 (mod 55).

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Guest Oct 13, 2020

443

help please

If a pound of tea has twice as much caffeine as a pound of coffee, and if a pound of tea is enough to make 160 cups of tea, and if a pound of coffee to make 40 cups, and if a 12-ounce can of cola has about one-fifth the caffeine as a cup of coffee. How read more ..

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Guest Oct 13, 2020

564

minimum value

Given that xy = 1/2 and both x and y are nonnegative real numbers, find the minimum value of 4x + 9y.

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Guest Oct 13, 2020

359

help with radical expressions

How do you simplify these?

Guest Oct 13, 2020

509

algebra question

The school that Alexis goes to is selling tickets to a Dance performance. On the first day of ticket sales the school sold 3 adult tickets and 1 child ticket for a total of 38. The school took in 52 on the second day by selling 3 adult tickets and read more ..

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Guest Oct 13, 2020

-1

521

help with math problems

how to factor this?

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Guest Oct 13, 2020

Oct 12, 2020

728

determinar la ecuacion y la grafica de la linea recta que tiene como pendiene m = - 1 y ordenada b= 6

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Guest Oct 12, 2020

390

graph

On the graph of y = (x + 2)^4 - 500, how many points are there whose coordinates are both negative integers?

Guest Oct 12, 2020

539

percent

When the length of a rectangle is increased by 20% and the width increased by 18%, by what percent is the area increased?

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Guest Oct 12, 2020

487

geometry

Given m∠5 = (125 − x )° and m∠8 = (−10 − 28 x)°, find m∠7 .

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Guest Oct 12, 2020

977

Help!

Two circles have the same center $C.$ (Circles which have the same center are called concentric.) The larger circle has radius $10$ and the smaller circle has radius $6.$ Determine the area of the ring between these two circles.

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Guest Oct 12, 2020

516

please help

Find all the missing values.

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Guest Oct 12, 2020

628

If c is a constant such that 9x^2 + 8x + c is equal to the square of a binomial, then what is c?

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Guest Oct 12, 2020

521

help with geo

What is the value of x?

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Guest Oct 12, 2020

415

number theory

Larry has 4-cent stamps and 11-cent stamps, which he can combine to produce various amounts of postage. For example, he can make 48 cents by using four 11-cent stamps and a 4-cent stamp. However, there are some amounts of postage he can't read more ..

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Guest Oct 12, 2020

672

+223

Help Please ASAP

A very large number x is equal to . What is the smallest positive integer that, when multiplied with x, produces a product that is a perfect square?
Thank You So Much!!!

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CPhilFanboy Oct 12, 2020

2079

Find the quotient and remainder when x^2+2 is divided by x-2.

Find the quotient and remainder when x^2+2 is divided by x-2.

I got x+2 + (6)/(x-2)

read more ..

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Guest Oct 12, 2020

899

What is the probability that a randomly selected integer in the set { 1, 2, 3 ... 100 } is divisible by 2 and not divisible by 7?

What is the probability that a randomly selected integer in the set { 1, 2, 3 ... 100 } is divisible by 2 and not divisible by 7? Express your answer as a common fraction.

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Guest Oct 12, 2020

834

+122

In how many ways can a resident of Enigma use only bills to purchase a gyroscope that costs 97 confusions?

In how many ways can a resident of Enigma use only bills to purchase a gyroscope that costs 97 confusions?

help!!!!! tysmmm

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heartSTORM907 Oct 12, 2020

417

probability

There are five unmarked envelopes on a table, each with a letter for a different person. If the mail is randomly distributed to these five people, with each person getting one letter, what is the probability that exactly two people get the correct piece read more ..

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Guest Oct 12, 2020

All Questions ⁺⁰237665 Questions

help

geometry question

se calcula el angulo de la pendiente m=3 de la calculadora θ=Arctan 3 θ=shith tan 3= 71.56 grados resuelve el siguiente m=2 θ=Arctan 2 θ=shi

algebra

number theory

help please

minimum value

help with radical expressions

algebra question

help with math problems

determinar la ecuacion y la grafica de la linea recta que tiene como pendiene m = - 1 y ordenada b= 6

graph

percent

geometry

Help!

please help

If c is a constant such that 9x^2 + 8x + c is equal to the square of a binomial, then what is c?

help with geo

number theory

Help Please ASAP

Find the quotient and remainder when x^2+2 is divided by x-2.

What is the probability that a randomly selected integer in the set { 1, 2, 3 ... 100 } is divisible by 2 and not divisible by 7?

In how many ways can a resident of Enigma use only bills to purchase a gyroscope that costs 97 confusions?

probability

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