All Questions

394

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

365

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

386

+1662

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

409

+1662

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

318

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

322

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

310

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

336

+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

380

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

405

+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

284

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

345

+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

341

I have no clue how to start this

Find AB

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Guest Apr 11, 2022

370

+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

366

+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

325

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

358

+136

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

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THESHADOW Apr 11, 2022

332

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

313

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

285

Please help

Please help with this question!!!!

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Guest Apr 11, 2022

306

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

263

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

360

+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 ⁺⁰237767 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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