All Questions ⁺⁰237805 Questions

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519

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PLS HELP ME NOW!!!

Julie has these genres of books on her shelf.
• 5 fiction
• 2 autobiographies
• 1 thriller read more ..

Guest May 27, 2021

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296

0

Polynomials

There is a unique polynomial P(x) of degree 4 with rational coefficients and leading coefficient 1 which has sqrt(2) + sqrt(15) as a root. What is P(1)?

Guest May 27, 2021

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532

1

Help me Please.. URGENT

Our club has 10 members, and we need to appoint a president, a vice-president, and a secretary. How many ways can we do this if: (a) Each member can hold at most one office? (b) Members can hold any number of offices?

Guest May 27, 2021

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468

2

Julie will randomly choose one book. Then she will put it back and randomly choose another book. What is the probability that she will choos

What do u think?

Guest May 27, 2021

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302

0

Algebra

Find all the values of a for which the equations

x^2 + ax + 1 = 0
x^2 - x - a = 2 read more ..

Guest May 27, 2021

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304

0

Help algebra

If the roots of p(x) = x^3 - 15x^2 + 74x + c form an arithmetic sequence, find c.

Guest May 27, 2021

-1

441

1

+79

help! (show proof please)

1. In the coordinate plane, a line passes through the point (12, 3). Its x-intercept is A=(a, 0) where a>0 and its y-intercept is B=(0,b) whre b>0. Find the smallest possible area of triangle OAB, where O is the orgin
2. All the roots read more ..

imbadatmath May 27, 2021

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463

2

Determine if the row converges or diverges?

I need help determining if the sum/row converges or diverges. If it could be explaned step by step and what method should be used would be much helpful. Thank you in advanced.

Guest May 27, 2021

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376

1

Algebra

If a and b are nonzero real number such that $|a| \neq |b|$, compute the value of the expression (a + b)(b - a)/(a^2 - b^2).

Guest May 27, 2021

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407

2

inradius

What is the radius of the circle inscribed in triangle ABC if AB = 5, AC=6, BC=8? Express your answer in simplest radical form.

Guest May 27, 2021

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348

1

Math

Find all possible integer values of n such that 12n^2 + 12n + 38 is a 4-digit number with all 4 digits equal.

Guest May 27, 2021

-1

481

2

+79

help--

1. In the coordinate plane, a line passes through the point (12, 3). Its x-intercept is A=(a, 0) where a>0 and its y-intercept is B=(0,b) whre b>0. Find the smallest possible area of triangle OAB, where O is the orgin
2. All the roots read more ..

imbadatmath May 27, 2021

0

290

0

Help with algebra

Let x and y be real numbers such that 2(x^2 + y^2) = x + y + 1. Find the maximum value of x - y.

Guest May 27, 2021

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296

0

Number Theory

When N is divided by 10, the remainder is a. When N is divided by 11, the remainder is b. What is N modulo 110, in terms of a and b?

Guest May 27, 2021

0

1708

1

Help!!!!!

At a particular restaurant, each chicken wing has 75 calories and each slider has 250 calories. A combination meal with chicken wings and sliders is shown to have 800 total calories and twice as many chicken wings as there are sliders. Write a system of read more ..

Guest May 27, 2021

-1

459

1

+79

Help

1. In the coordinate plane, a line passes through the point (12, 3). Its x-intercept is A=(a, 0) where a>0 and its y-intercept is B=(0,b) whre b>0. Find the smallest possible area of triangle OAB, where O is the orgin
2. All the roots read more ..

imbadatmath May 27, 2021

0

343

0

+8

Volumes of Cones and Pyramids

Candles in the shape of square-based pyramids are sold in three volumes; 75cm3, 150cm3, and 175cm3. The base side length of each candle is 5cm. What are the heights of the candles?

guesthebest May 27, 2021

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481

1

Quadratic

The equation y = -16t^2 + 80t describes the height (in feet) of a projectile launched from the ground at 80 feet per second. At what will the projectile reach 80 feet in height for the first time? Express your answer as a decimal rounded to the nearest read more ..

Guest May 27, 2021

0

330

0

Number Theory

The product of all digits of positive integer M is 105. How many such Ms are there with four digits?

Guest May 27, 2021

0

450

4

Geometry

Find the area of the rectangle.

Guest May 27, 2021

0

430

1

Algebra

Solve $x^2 = 4$

Guest May 27, 2021

0

290

0

Number Theory

2k is a perfect square, 3k is a perfect cube, and 5k is a perfect 4th power. What is the sum of the exponents in the prime factorization of the smallest such positive integer k ?

Guest May 27, 2021

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