All Questions ⁺⁰237671 Questions

0

432

0

PLEASE HELP!

https://web2.0calc.com/questions/please-help_41190

Guest May 20, 2020

0

466

2

help!

A letter is chosen at random from each of the words ASSININE and A*****N. Find the probability that the same letter is chosen from both words.

Guest May 20, 2020

0

1328

1

Help pls. Graph the function f(x)=-sec(x/4)+3 on the interval [-2π,6π].

Graph the function f(x)=-sec(x/4)+3 on the interval [-2π,6π].

Guest May 20, 2020

0

387

0

please help

What is the graph of max(|x|,|y|) = 1 in the coordinate plane?

Guest May 20, 2020

0

407

0

help

What is the largest positive integer that divides n^5 - 5n^3 + 4n for all positive integers n?

Guest May 20, 2020

0

1418

1

HELP PLEASEE!!

The polar equation r=7sin(2θ) graphs as a rose. What is the length of the petals of this rose?

Guest May 20, 2020

0

678

2

+133

Pls Help!!! :)

a) Find a cubic polynomial with integer coefficients that has as a root.

b) Prove that is irrational.

SpicyP May 20, 2020

0

633

1

help

If cos(x) = 2ab/(a^2 + b^2), then find tan(x/2)^2 in terms of a and b.

Guest May 20, 2020

0

2515

2

What is the vector that results from transforming a⃗ by the transformation matrix?

What is the vector that results from transforming a⃗ by the transformation matrix?
a⃗= [ 5 ]
[−3 ]
read more ..

Guest May 20, 2020

+1

763

1

+505

Please help(repost)

I posted this question this morning and nobody answered. So I decided to repost.

1. A reflection maps A to B and B to C. If AB=12, what is AC. I tried this problem before and it isn't 24 FYI.
read more ..

MobiusLoops May 20, 2020

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539

1

help

If f(2x) = 2/(2 + x), then find 2f(x).

Guest May 20, 2020

0

1862

2

Help!!!!Please~~

The function f(x)=−11sin(7/3x+1/6)−2 models the average rate of change in temperature of a substance monitored in an experiment. In the function, x represents the number of minutes since the commencement of the experiment and the temperature of the substance read more ..

Guest May 20, 2020

0

596

1

help

For each real number a, the line y = (2a + 3) x - a^2 intersects the curve y = x^2 + 3x at precisely one point. Find the line intersecting the curve at the point (2/3, 22/9).

Guest May 20, 2020

+1

607

0

A cosine function is a reflection of its parent function over the x-axis.

A cosine function is a reflection of its parent function over the x-axis. The amplitude of the function is 9, the vertical shift is 11 units down, and the period of the function is 12π/7. The graph of the function does not show a phase shift. What is the read more ..

Guest May 20, 2020

-1

416

0

Chemistry

Guest May 20, 2020

0

2076

1

What is the component form of the vector whose tail is the point (−1,5), and whose head is the point (8,−6)?

What is the component form of the vector whose tail is the point (−1,5), and whose head is the point (8,−6)?

Guest May 20, 2020

0

549

0

help pls!!

A ship leaves port at noon and travels at a bearing of 214°. The ship’s average rate of speed is 15 miles per hour.
Describe the location of the ship at 2:30 p.m. by writing a vector in component form. Then explain what these components mean in read more ..

Guest May 20, 2020

0

603

1

quadratic

In the equation x^2 - 15/4*x + a^3 = 0, one of the roots is equal to the square of the other root. Find all possible values of a.

Guest May 20, 2020

0

2161

1

The graph of a sine function has an amplitude of 2, a vertical shift of −3, and a period of 4.

The graph of a sine function has an amplitude of 2, a vertical shift of −3, and a period of 4. These are the only transformations of the parent function.
The first point must be on the midline, and the second point must be a maximum or minimum value read more ..

Guest May 20, 2020

0

662

1

help :/

help :/

A fish tank has a rectangular base 40 cm by 20 cm. Water is poured in to a height of 24 cm.

a What is the volume of water in the tank?
b If a further 2 litres of water is poured into the tank, by how much read more ..

Guest May 20, 2020

0

572

1

algebra

If (2n + 1) + (2n + 3) + (2n + 5) + ... + (2n + 47) = 5280, then find 1 + 2 + 3 + ... + n.

Guest May 20, 2020

0

1425

1

PLEASE HELP!

On the game board below Kendra will start at the center of the board. For each turn she will spin this spinner with four congruent sectors once, and then she will move one space in the direction indicated on the spinner. The "Start'' square does not have read more ..

Guest May 20, 2020

0

572

1

quadratic

Let a and b be the roots of x^2 + (m - 2) x - (m + 3). Find a^2 + b^2.

Guest May 20, 2020

0

425

1

geometry

AB is tangent to a circle centered at O at point A. AB = 8 and BC = 5. Find angle AOB.

Guest May 20, 2020

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