All Questions

357

how much does a rock weigh on the moon if the rock weighed 2.5 pounds on earth

if a rock weighed 2.5 pounds on earth how much will it weigh on the moon

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Guest Apr 11, 2022

320

geometry

Two sides of a parallelogram are 30 and 20. One diagonal has a length of 40. What is the length of the other diagonal?

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Guest Apr 11, 2022

343

+1678

Quadratic Equations

Can anyone help?

Find the product of all positive integer values of $c$ such that $8x^2+15x+c=7x^2-20x+8$ has two real roots.

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wiseowl Apr 11, 2022

360

+1678

Arithmetic sequences

Stuck on this problem: Let a_1, a_2, a_3, ... be an arithmetic sequence. If a_5/a_3 = 3, then find a_4/a_2.

geno3141 ●

wiseowl Apr 11, 2022

277

help sequence

The first term of an arithmetic sequence is 1, another term of the sequence is 91 and all of the terms of the sequence are integers. What is the smallest possible common difference of the sequence?

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Guest Apr 11, 2022

281

Sequence problem

By starting with a million and alternatively dividing by 2 and multiplying by 5, Anisha created a sequence of integers that starts 1000000, 500000, 2500000, 1250000, and so on. What is the tenth term of this sequence?

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Guest Apr 11, 2022

300

Counting

How many five-digit numbers have distinct digits which are decreasing from left to right, and that start with a digit of 9? (For example, 96531 is such a number.)

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Guest Apr 11, 2022

298

+41

Monthly Payments

Rounding in the calculation of monthly interest rates is discouraged. Such rounding can lead to answers different from those presented here. For long-term loans, the differences may be pronounced.
Assume that you take out a $3000 loan for 30 months read more ..

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dfranklin4113 Apr 11, 2022

360

Ms. Thompson sets up chairs in rows for a school concert.

Ms. Thompson sets up chairs in rows for a school concert.

She uses 328 chairs.
read more ..

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Guest Apr 11, 2022

369

+136

The given graph of the derivative f' of a function f is shown.

The given graph of the derivative f' of a function f is shown. Assuming the graphs continue in the same way as x goes to infinity and negative infinity, answer the following questions. read more ..

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THESHADOW Apr 11, 2022

243

Number Theory

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

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Guest Apr 11, 2022

313

+136

c) Using the graphs of f and f', indicate where f is increasing and decreasing. Give your answer in the form of an interval.

c) Using the graphs of f and f', indicate where f is increasing and decreasing. Give your answer in the form of an interval.
read more ..

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THESHADOW Apr 11, 2022

295

I have no clue how to start this

Find AB

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Guest Apr 11, 2022

332

+136

Using the graphs of f and f', indicate where f is increasing and decreasing. Give your answer in the form of an interval.

c) Using the graphs of and , indicate where is increasing and decreasing. Give your answer in the form of an interval.
read more ..

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THESHADOW Apr 11, 2022

325

+136

Consider the function f(x) = 2x^3 - 15x^2 - 36x + 6 on the interval [-4 ,7].

Consider the function f(x) = 2x^3 - 15x^2 - 36x + 6 on the interval [-4 ,7]. Find the average or mean slope of the function on this interval.

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THESHADOW Apr 11, 2022

278

Algebra

Find the sum of all x that satisfy the equation -9x/(x^2 - 1) = 2x/(x + 1) - 6/(x - 1) + 5/(x + 1).

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Guest Apr 11, 2022

310

+136

Consider the function f(x) = 1/x on the interval [3, 6].

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THESHADOW Apr 11, 2022

294

Analytic Geometry

Let k be a positive real number. The line x + y = k and the circle x^2 + y^2 = 2k + 1 are drawn. Find k so that the line is tangent to the circle.

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Guest Apr 11, 2022

269

Please help!

The ninth and tenth terms of an arithmetic sequence are 1/4 and -1/3, respectively. What is the second term?

CPhill ●●

Guest Apr 11, 2022

243

Please help

Please help with this question!!!!

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Guest Apr 11, 2022

263

Quadratic

x^2 + px + q = 0 has one negative solution and one positive solution. If p = 3, then what are all the possible values of q?

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Guest Apr 11, 2022

228

Sequences

The sixteenth and seventeenth terms of an arithmetic sequence are -8 and 10, respectively. What is the second term?

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Guest Apr 11, 2022

-2

333

+66

Find AC

help domain

What is the sum of all real numbers x that are not in the domain of the function
f(x) = 1/(x^2 - 7) + 1/(x^3 - 7) + 1/(x^4 - 7)?

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Guest Apr 11, 2022

All Questions ⁺⁰236338 Questions

how much does a rock weigh on the moon if the rock weighed 2.5 pounds on earth

geometry

Quadratic Equations

Arithmetic sequences

help sequence

Sequence problem

Counting

Monthly Payments

Ms. Thompson sets up chairs in rows for a school concert.

The given graph of the derivative f' of a function f is shown.

Number Theory

c) Using the graphs of f and f', indicate where f is increasing and decreasing. Give your answer in the form of an interval.

I have no clue how to start this

Using the graphs of f and f', indicate where f is increasing and decreasing. Give your answer in the form of an interval.

Consider the function f(x) = 2x^3 - 15x^2 - 36x + 6 on the interval [-4 ,7].

Algebra

Consider the function f(x) = 1/x on the interval [3, 6].

Analytic Geometry

Please help!

Please help

Quadratic

Sequences

Find AC

help domain

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