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All Questions
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237671 Questions
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432
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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.
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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].
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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?
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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.
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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.
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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 ..
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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 ..
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MobiusLoops
May 20, 2020
0
539
1
help
If f(2x) = 2/(2 + x), then find 2f(x).
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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 ..
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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).
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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
Here:
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)?
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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.
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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 ..
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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
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Guest
May 20, 2020
0
572
1
algebra
If (2n + 1) + (2n + 3) + (2n + 5) + ... + (2n + 47) = 5280, then find 1 + 2 + 3 + ... + n.
geno3141
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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 ..
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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.
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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.
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Guest
May 20, 2020
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