All Questions ⁺⁰237782 Questions

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539

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help

Guest May 14, 2020

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691

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Homework probability questions

I'm stuck on questions 1, 3, and 4. Please tell me also if I did question 2 correctly and thank you in advance.
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matthewicee May 14, 2020

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513

1

please help

If two socks are drawn from a drawer containing 6 grey socks and 8 blue socks, then what is the probability of getting a matched pair?

Guest May 14, 2020

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505

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help

Sandra saves 8% of her salary for retirement. This year her salary was $3,000 more than in the previous year, and she saved $4,000. What was her salary in the previous year?

Guest May 14, 2020

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501

1

please help

Guest May 14, 2020

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568

1

algebra

Compute the sum

Guest May 14, 2020

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848

3

+53

Help. Thanks!

The real numbers and satisfy and
(a) In a grid that extends infinitely, the first row contains the numbers The second row contains the numbers In general, each number is read more ..

PharaoCarl May 14, 2020

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530

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counting

The greater bluffs council is having a meeting for president, vice-president, and treasurer. There are 20 candidates to choose from, and each candidate can serve at most one position. How many ways are there to elect the positions, is Mr. Jones read more ..

Guest May 14, 2020

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556

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hard algebra

Let a, b, c be nonzero real numbers. Find all possible values of

Guest May 14, 2020

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700

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+287

Urgent Please Help (math)

Thanks in advance!

Mathisgood May 14, 2020

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499

1

help please

Given the sequence a_1 = 1, a_2 = 2, and for all n > 2, find the sum of the first 100 terms.

Guest May 14, 2020

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492

1

Can you please explain these questions? I asked them and there was no explanation

https://web2.0calc.com/questions/geometry-help-please-explain
https://web2.0calc.com/questions/let-pqrs-be-a-square-with-side-length-10-the-points
https://web2.0calc.com/questions/geometry-question-please-explain_1

Guest May 14, 2020

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539

2

please help

Bob used his unit cube blocks to make a pyramid (see below). What is the total surface area of this shape?

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Guest May 14, 2020

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581

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+98

Suppose m = 2 + 6i, and , | m+n | = 3√10 where n is a complex number.

1. Suppose m = 2 + 6i, and , | m+n | = 3√10 where n is a complex number.
a. What is the minimum value of the modulus of n?
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ocmaz May 14, 2020

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641

0

+98

What are the solutions to x^3 = 5−5i in polar form?

What are the solutions to x^3 = 5−5i in polar form?

ocmaz May 14, 2020

+1

718

2

+287

Urgent (Math)

Mathisgood May 14, 2020

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1214

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+98

What is the complex number z=−3+3√3 i represented in polar form?

What is the complex number z=−3+3√3 i represented in polar form?
Enter your answer by filling in the boxes. Enter the angle measure as the smallest positive angle in simplified form and any radicals in simplified form.
z=___cis(___) read more ..

ocmaz May 14, 2020

+1

682

1

Help!

Guest May 14, 2020

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604

2

please help

Let

Express in terms of F.

hectictar ●●

Guest May 14, 2020

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521

1

please help, hard geometry question

Guest May 14, 2020

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588

1

help

A car travels 30 kph going uphill and 60 kph going downhill. What is its average speed if it goes 100 km uphill and 50 km downhill?

Guest May 14, 2020

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674

1

Convert 7 to rectangular form. Enter values so that fractions are simplified.

Convert 7 to rectangular form. Enter values so that fractions are simplified.
r= _____
9sinθ−cosθ read more ..

Guest May 14, 2020

0

440

2

Help please!

A regular dodecagon is inscribed in a circle with radius Compute sdf

I've drawn a diagram but I'm not sure what stands for. Is it a vertex point, the side length of the dodecagon...? read more ..

Guest May 14, 2020

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