All Questions

428

Counting problem

The Happy Valley Kennel has 4 chickens, 2 dogs, and 5 cats. (Some people in Happy Valley like to keep chickens as pets!) In how many ways can the 11 animals be placed in a row of 11 cages, such that all of the chickens are in adjacent cages? (Two animals read more ..

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Guest Sep 29, 2021

284

help coordinates

Write the equation of a line parallel to 2x + 3y = 12 and passes through the point (-4,9).

Guest Sep 29, 2021

487

Probability

Given that a and b are real numbers such that $-3\leq a\leq1$ and $-3\leq b\leq 1$, and values for $a$ and $b$ are chosen at random, what is the probability that the product $a\cdot b$ is positive? Express your answer as a common fraction.

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Guest Sep 29, 2021

273

Physical Science

7s2 5f6

Guest Sep 29, 2021

472

solve limit x--->0+ (( sqrt (x^2+2x)- sqrt (x))/( tan (4x))

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Guest Sep 29, 2021

327

limit function pronlem

Let

f(x)=1. x^2sin(1/x^2)+bcosx if x>0 read more ..

Guest Sep 29, 2021

474

Inverses of Matrices (Pre-Calc)

Suppose
J=
[−2 4]
[6 8] read more ..

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Guest Sep 29, 2021

432

Ratios

The ratio (3r - 2)/5 is equa to the ratio (5 + 2r)/8. What is the value of r?

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Guest Sep 29, 2021

443

Graphing Lines

What is an equation of the line that passes through the point (-2,2) and is parallel to the line 2x + y= 1

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Guest Sep 29, 2021

555

HELP

In this puzzle, the goal is to fill every empty square (including shaded squares) so that:
- Each square contains a positive digit (1-9). Digits may be reused.
- The percent next to a row gives the percent of the row sum contained in read more ..

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Guest Sep 29, 2021

431

Quadratic equation

What are the solutions of this quadratic equation?

x^2 - 8x = -65.

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Guest Sep 29, 2021

330

Polynomial

Find the third degree polynomial function that has an output of 40 when x=1, and has zeros −19 and −i?

Guest Sep 29, 2021

490

+24

Which scenarios give enough information to definitively graph one (and only one) line?

a slope
a point & a slope
one point
two points read more ..

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genericnamealias Sep 29, 2021

487

Sam baked an equal number of sausage buns and custard buns. During the day, 68 sausage buns were sold. Sam also baked another 27 custard bun

What is the answer

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Guest Sep 29, 2021

327

Suitable-sized box to hold 15 Bars of Chocolate

Hi
What suitable-sized box could you fit in triangular prism-shaped chocolate bar with 15 chocolate bars in it? 3cm base, 13cm length, 3cm 1 side, 3cm 2 side, height 2.6.
Thanks

Guest Sep 29, 2021

297

help

f(x,y)=1/(cos2x+e−y)

Guest Sep 29, 2021

Sep 28, 2021

424

help plz

The height, h, in meters above ground, of a projectile at any time, t, in seconds, after the launch is defined by the function h(t) = −4t^2 + 19t + 5. The graph is shown below. When rounded to the nearest tenth, what is the maximum height reached by the read more ..

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Guest Sep 28, 2021

414

Algebra

A 65 foot rope is cut into 3 pieces the second piece is 3 times the length of the first piece and the third piece is 5 feet more than eight times the first piece find the length for each piece

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Guest Sep 28, 2021

372

How to do?

There were some green and blue pens in a box. If 27 green pens were taken out of the box, there would be 1/3 as many blue pens as green pens. If 40 blue pens were added into the box, there would be 1/2 as many blue as green pens. How many pens were there read more ..

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Guest Sep 28, 2021

338

help coordinates

The distance between the points (x, 21) and (4, -7) is 20√2. Find the sum of all possible values of x.

Guest Sep 28, 2021

300

Intro to Stats

Whats the sample variance of the standard deviation of 23, 15, 4, 6, and 11?

Guest Sep 28, 2021

366

Do this please due tomorrow.

Write the numerical expression for the product of 8 and the sum of 9 and 11.3

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Guest Sep 28, 2021

417

Graphing question

How many points of intersection are there between the graphs of the following equations:

y = |2x + 5|
y = |3x + 2| read more ..

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Guest Sep 28, 2021

424

help inequality

For what real values of x is -4 < x^4 + 4x^2 < 5 satisfied? Express your answer in interval notation.

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Guest Sep 28, 2021

465

+83

slugger average

1 Home
Run 4
Triples 6
Doubles 16 read more ..

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smasai1 Sep 28, 2021

All Questions ⁺⁰238122 Questions

Counting problem

help coordinates

Probability

Physical Science

solve limit x--->0+ (( sqrt (x^2+2x)- sqrt (x))/( tan (4x))

limit function pronlem

Inverses of Matrices (Pre-Calc)

Ratios

Graphing Lines

HELP

Quadratic equation

Polynomial

Which scenarios give enough information to definitively graph one (and only one) line?

Sam baked an equal number of sausage buns and custard buns. During the day, 68 sausage buns were sold. Sam also baked another 27 custard bun

Suitable-sized box to hold 15 Bars of Chocolate

help

help plz

Algebra

How to do?

help coordinates

Intro to Stats

Do this please due tomorrow.

Graphing question

help inequality

slugger average

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