All Questions

124

Inequality

Find the set of all z such that neither 2+z nor 2-3z is in the interval (-1,2]. Express your answer as an interval or as a union of intervals.

Guest Jan 23, 2022

197

Inequality

How many ordered pairs (x,y) of positive integers satisfy the inequality 4x + 5y < 200?

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Guest Jan 23, 2022

225

Congruences

What is the sum of the smallest and second-smallest positive integers a satisfying the congruence 27a = 17 (mod 42)?

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Guest Jan 23, 2022

188

Algebra

The roots of x^2 + 8x + 4 = 0 are the same as the roots of 2x^2 + Ax + B = 0. What is A + B?

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Guest Jan 23, 2022

265

help algebra

Find the smallest value of x such that x^2 + 10x + 25 =

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Guest Jan 23, 2022

126

Algebra

When f(x) = ax^3 - 6x^2 + bx - 5 is divided by x - 1, the remainder is 5. When f(x) is divided by x - 2, the remainder is -53. Find the ordered pair (a,b).

Guest Jan 23, 2022

150

Geometry

In the figure, if FR = FG, the measure of arc FG is 138 degrees, and measure of arc FQ is degrees, then what is angle RPG, in degrees?

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Guest Jan 23, 2022

257

Counting

Cory has 3 apples, 2 oranges and bananas. If Cory eats one piece of his fruit per day for a week and the pieces of fruit within each category are indistinguishable, in how many orders can Cory eat the fruit? One such order is

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Guest Jan 23, 2022

172

Algebra

If we express 2x^2 + 6x + 11 in the form a(x - h)^2 + k, then what is h?

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Guest Jan 23, 2022

183

geometry

The measure of angles of quadrilateral ABCD form the arithmetic sequence ∠A, ∠B, ∠C, ∠D. If the measure of angle B is degrees what is the degree measure of angle D?

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Guest Jan 23, 2022

Jan 22, 2022

185

calendar problem

January 1st of a year is a Monday. What day of week is the of the same month?

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Guest Jan 22, 2022

380

The red parabola shown is the graph of the equation x = ay^2 + by + c. Find c. (The grid lines are spaced one unit apart.)

The red parabola shown is the graph of the equation x = ay^2 + by + c. Find c. (The grid lines are spaced one unit apart.)

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Guest Jan 22, 2022

239

+12

trig

A ladder leaning against a wall makes a 45-degree angle with the ground. The ladder has a horizontal distance from the wall of 7 feet. At what vertical height does the ladder touch the wall? Round your answer to the nearest Whole Number. (hint: draw a picture) read more ..

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meeeeeee Jan 22, 2022

211

homework

4.4(1.18)^6

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Guest Jan 22, 2022

223

Exponents

What is the value of n if 2^10 * 4^20 * 8^40 = 2^n?

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Guest Jan 22, 2022

204

Decimals

Find the 291st digit past the decimal point in the expansion of

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Guest Jan 22, 2022

174

Algebra

What is the positive solution to the equation x = 1/(2 + 1/(x + 2)) ?

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Guest Jan 22, 2022

168

Geo

Points B, C, F, E are picked on a circle such that BC//EF. When BC is extended to the left, point A is marked outside the circle such that AB = 4 and BC = 5. When EF is extended to the left, point D is marked outside the circle such that DE = 3. AD is perpendicular read more ..

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Guest Jan 22, 2022

184

Algebra

Suppose that a is a nonzero constant for which the equation ax^2 + 20x + 7 = 14x + 9 has only one solution. Find this solution.

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Guest Jan 22, 2022

247

math question-pls help(number theory)

supposed to be solvable with no calculator

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Guest Jan 22, 2022

-1

263

Pls help. Extremely difficult problem.

At Central Middle School the 108 students who take the AMC 8 meet in the evening to talk about problems and eat an average of two cookies apiece. Walter and Gretel are baking Bonnie's Best Bar Cookies this year. Their recipe, which makes a pan of cookies, read more ..

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Guest Jan 22, 2022

201

Alphabet count

Write down all the 26 letters of the English alphabet: A, B, C...X, Y, Z. Count them from left to right and back in such a way as Z would be 26 and then back, so Y would be 27, X would be 28...and so on. Where would you land on the count of 2101? Thanks read more ..

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Guest Jan 22, 2022

120

Algebra

Find a monic quartic polynomial f(x) with rational coefficients whose roots include x=5-i\sqrt[4]{3} . Give your answer in expanded form.

Guest Jan 22, 2022

202

Sequences

Each successive term in the sequence 2048, 512, 128, x, y, ... is obtained by multiplying the previous term by a constant. What is the value of x + y?

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Guest Jan 22, 2022

415

+873

Two Meticulous Questions

I came up with these questions I thought would be easy to solve, but apparently I can't find how to!

1. In a paintball game, Jack attempted 20 shots and made 15 in the first half. In the second half, he was a marksman and made every read more ..

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MathProblemSolver101 Jan 22, 2022

All Questions ⁺⁰223045 Questions

Inequality

Inequality

Congruences

Algebra

help algebra

Algebra

Geometry

Counting

Algebra

geometry

calendar problem

The red parabola shown is the graph of the equation x = ay^2 + by + c. Find c. (The grid lines are spaced one unit apart.)

trig

homework

Exponents

Decimals

Algebra

Geo

Algebra

math question-pls help(number theory)

Pls help. Extremely difficult problem.

Alphabet count

Algebra

Sequences

Two Meticulous Questions

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