All Questions

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301

Math

What is ? Express your answer as a common fraction in lowest terms.

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Guest Apr 29, 2022

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166

Number Theory

If all multiples of 3 and all multiples of 4 are removed from the list of whole numbers 1 through 1000, then how many whole numbers are left?

Guest Apr 29, 2022

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175

Algebra

Suppose
x/(x^3 - x^2 - 21x + 45) = A/(x + 5) + B/(x - 3) + C/(x - 3)^2
where A, B, and C are real constants. What is A?

Guest Apr 29, 2022

-1

287

how do i substitute this? help

4x/8 + y

y= 3

and 4x/8 is a fraction read more ..

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Guest Apr 29, 2022

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289

Vieta's formula/Quadratic question

If the sum of the reciprocals of the roots of the quadratic is , what is ?

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Guest Apr 29, 2022

-1

334

Help needed (Urgent)

If , what is the value of ?
a.) None of the below

Anthrax ●●

Guest Apr 29, 2022

-1

310

Number Theory

Let m and n be positive integers such that m = 24n + 51. What is the largest possible value of the greatest common divisor of m and n?

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Guest Apr 29, 2022

-1

293

Complex numbers

Find the square roots of 21 - 20*i.

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Guest Apr 29, 2022

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235

Number Theory

Let d be a positive number such that when 109 is divided by d, the remainder is 14. Compute the sum of all possible two-digit values of d.

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Guest Apr 29, 2022

-1

278

Sequence problem

The Lucas numbers L_n are given by the recursion L_0=2, L_1=1 and L_n=L_n-1+L_n-2. Find the units digit of L_{100}.

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Guest Apr 29, 2022

-1

271

help coordinates

For what value of c will the circle with equation x^2 + 6x + y^2 - y + c = 0 have a radius of length 4?

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Guest Apr 29, 2022

-1

281

Coordinates

The point (x,y) is first reflected in the x-axis then rotated 90 degrees counterclockwise about the origin, then reflected in the line y = x . What is the image point?

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Guest Apr 29, 2022

-1

260

homework help me understand

Simplify each expression when x = 2 and y = 3

7x + 3y -48
read more ..

BuilderBoi ●

Guest Apr 29, 2022

-1

258

Algebra

The roots of 7x^2+x-5=0 and a and . Compute (a - 4) + (b - 4).

BuilderBoi ●

Guest Apr 29, 2022

Apr 28, 2022

-1

288

Algebra

Let u and v be the solutions to 3x^2+5x+7=2x^2-6x+1. Find u/v + v/u.

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Guest Apr 28, 2022

-1

301

Algebra

Let a and b be the solutions to 5x^2-11x+4=0. Find 1/(a + b).

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Guest Apr 28, 2022

271

geometry

Let A, B, and C be the angles of a triangle. Given that tan (A/2) = 1/4 and tan (B/2) = , find tan (C/2).

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Guest Apr 28, 2022

-1

298

trig problem

What is sin GIH? What is sin GHI?

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Guest Apr 28, 2022

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274

Counting problem

How many continuous paths from A to B, along segments of the figure, do not revisit any of the six labeled points?

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Guest Apr 28, 2022

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266

Tricky!

During dollar days, if you buy a blouse at the regular price of $42.98,
you get a second blouse for only $1. The amount, in dollars, saved per
blouse by buying at this sale is?

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Guest Apr 28, 2022

-1

257

How many square feet are in a circle that's 15 feet across

guys, i need help. I cannot figure out how many square feet are in a circle that's 15ft across. could someone please explain the formula?

SecretSquirrel3 ●

Guest Apr 28, 2022

-1

309

Transformations and Functions Question.

Transformations and Functions Question.
Hi, I need help with this question. I am having a lot of trouble with it:
https://www.linkpicture.com/view.php?img=LPic626af46a18460849547748 read more ..

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Guest Apr 28, 2022

261

Coordinates

If a is the x-intercept, b is the y-intercept, and m is the slope of the line with equation x/4 + y/18 = 1, then what is the value of a + b + m?

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Guest Apr 28, 2022

All Questions ⁺⁰236361 Questions

Math

Number Theory

Algebra

how do i substitute this? help

Vieta's formula/Quadratic question

Help needed (Urgent)

Number Theory

Complex numbers

Number Theory

Sequence problem

help coordinates

Coordinates

homework help me understand

Algebra

Algebra

Algebra

geometry

trig problem

Counting problem

Tricky!

How many square feet are in a circle that's 15 feet across

Transformations and Functions Question.

Coordinates

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