All Questions ⁺⁰231090 Questions

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181

1

Circles

Four circles with radius 1 intersect each other as seen in the diagram. What is the perimeter of the gray area?

Guest Sep 17, 2022

0

123

0

Operator

We define a new operator & such that for any real numbers x, y and z, x&(y&z) = x&y + z ( '+' here is simply the operator 'plus') and x&x = 0. Find 999&1000. (A) - 5 (B) -3 (C) - 1 (D) 0 (E) 3

Guest Sep 17, 2022

0

180

1

How does one know if lim(x->infinity) (1+1/x)^x does exist? I'm considerably new to calculus but I would still like to know this.

How does one know if lim(x->infinity) (1+1/x)^x does exist? I'm considerably new to calculus but I would still like to know this.

Guest Sep 17, 2022

0

105

0

is this correct?

https://prnt.sc/o97dhNpfnRVj

Aorry idk how to add image

Guest Sep 17, 2022

0

204

1

4x2 + 4y2 − 16y − 20 = 0 STANDARD EQUATION

4x2 + 4y2 − 16y − 20 = 0 STANDARD EQUATION

Guest Sep 17, 2022

0

187

1

Find (2+r)(2+s)(2+t)(2+u) if r, s, t, and u are the roots of f(x)=3x^4-x^3+2x^2+7x+2.

Find (2+r)(2+s)(2+t)(2+u) if r, s, t, and u are the roots of f(x)=3x^4-x^3+2x^2+7x+2.

Guest Sep 17, 2022

0

118

0

¿Que es la ley de coulomb?

¿Que es la ley de coulomb?

Guest Sep 17, 2022

0

207

2

Help

Ricky collected 3 times as many wind-up toys as Nathan. When Ricky gave Nathan some of his wind-up toys, they each had 8. How many wind-up toys had Ricky given to Nathan?

Guest Sep 17, 2022

0

190

1

Evaluate the following limit without L'Hopital's rule!

Determine the following limit - but do not use L'Hopital's rule:
Hint: Let

I would really appreciate some assistance on this. I know that as x-> 9, t->3, but I don't know how to adjust my limit to suit this. Thanks read more ..

Guest Sep 17, 2022

0

193

1

Help!

Duncan found a set of positive integers less than $50$ such that no two of them sum to a multiple of $7$. What is the largest number of integers in Duncan's collection?

Guest Sep 17, 2022

0

429

1

pls give me the answer or walk me through it

A recipe requires 1\tfrac{1}{2}1 2 1 cups of milk for every \frac{2}{3} 3 2 of a cup of flour. How many cups of milk are needed for each cup of flour? Enter your answer as a whole number, proper fraction, or mixed number in simplest form.

Guest Sep 17, 2022

0

124

0

help counting

Dogs in the GoodDog Obedience School win a blue ribbon for learning how to sit, a green ribbon for learning how to roll over, and a white ribbon for learning how to stay. There are 100 dogs in the school.
* 62 have blue ribbons, read more ..

Guest Sep 17, 2022

0

164

1

I need help with this KenKen puzzle please

I need help with this KenKen puzzle please. Thanks!

Guest Sep 17, 2022

0

173

1

plz help

A garbage can that is the shape of a rectangular prism is 10 inches long, 3 inches wide and 9 inches tall. To the nearest tenth, what is the approximate length of its longest diagonal?

Guest Sep 17, 2022

Sep 16, 2022

0

164

2

Polynomial Function

A polynomial function satisfies the equation and Find the value of .

Guest Sep 16, 2022

0

193

1

+166

Polynomial

Let P be a polynomial satisfying P(x + 1) + P(x - 1) = x^3 for all real numbers x. Find the value of P(12).

RainbowSquirrel53 Sep 16, 2022

0

196

1

Im so confused

1. Let a and b be nonzero real numbers such that a^2 + b^2 + 2a + 1 = 2ab + 2b. Find the value of (b-1)/a

2.Let a be a constant such that the roots of ax^2 - 6x + 12 = 0 are r and s. Find the value of 1/r^2 + 1/s^2 in terms of a read more ..

Guest Sep 16, 2022

0

181

1

number theory

Find all four-digit palindromes that are divisible by 19

Guest Sep 16, 2022

0

169

1

hard sum

Explain how to calculate 75 + 72 + 69 + 66 + ... + 21 + 18 + 15 + ... + (-66) + (-69) + (-72) + (-75) without a calculator.

Guest Sep 16, 2022

0

167

1

counting problem

In a row of five squares, each square is to be colored either red, yellow, or blue, so that no two consecutive squares have the same color, and at least three squares are red. How many ways are there to color the five squares?

Guest Sep 16, 2022

0

123

0

function

Which function displays this end behavior?
As x approaches negative infinity, y approaches positive infinity.
As x approaches positive infinity, y approacghes negative infinty.
A.y=-2x^3-1 read more ..

Guest Sep 16, 2022

0

160

1

the product of two consecutive negative integers is 272. find the larger of the two integers.

the product of two consecutive negative integers is 272. find the larger of the two integers.

if 3/x+2 = y+3 /2 and x and y are integers, what is the sum of all possible values x?
read more ..

Guest Sep 16, 2022

+1

182

1

+656

Help with simplifying

Simplify this expression:

Keihaku Sep 16, 2022

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