Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
Post New Question
All Questions
+0
234799 Questions
0
368
0
+4
help
The range of a secant function is(−∞,−11]∪[5,∞). The equations of two consecutive asymptotes of the function are 𝑥=−𝜋and 𝑥=𝜋. The function is a reflection over the x-axis. Use 𝑓(𝑥)=𝑎𝑠𝑒𝑐(𝑘𝑥)+ℎ.
What is the “h” value?
read more ..
internetfairy
Jan 15, 2021
0
688
2
+236
Can someone help plz
My friend sets out walking at a speed of $3$ miles per hour. I set out behind her $5$ minutes later at $4$ miles per hour. For how many minutes will my friend have been walking when I catch up to her?
●
●
Choff
Jan 15, 2021
0
559
1
Please help! (Monic quadratics)
Write a^4 - 3a^2 + 9 as a product of two monic quadratics with integer coefficients.
I'm still new to this and I'm having a hard time with it 😅
read more ..
●
Guest
Jan 15, 2021
-2
479
1
+1443
Help with an algebra 2 problem
Solve by elimination.
Rachel has started a small company making organic honey. She makes large and small containers. She has found the costs of running her business to have a linear relationship which can be 5.5x + 7.5y = 930. She
read more ..
●
SmartMathMan
Jan 15, 2021
0
571
1
Need help!
Ondrea could drive a Jetson's flying car at a constant speed of 390.0 km/hr across oceans and space, approximately how long would she take to drive from the Sun to Pluto in years? (Assume Pluto is at its average distance of 5.9 × 109 km from the Sun)
read more ..
●
Guest
Jan 15, 2021
0
335
1
Astronomy class
Suppose the width of your fist is 5.3 inches and the length of your arm is 29.0 inches. Based on these measurements, what will be the angular width (in degrees) of your fist held at arm’s length?
●
Guest
Jan 15, 2021
0
2726
1
How does a domain restriction placed on a non-invertible function affect its inverse?
How does a domain restriction placed on a non-invertible function affect its inverse?
Drag a function or an interval into each box to correctly complete the statement.
When the domain of the non-invertible function f(x)=(x+1)^2 − 3 is [−1,∞),
read more ..
●
Guest
Jan 15, 2021
0
284
1
algebra question
Bobby can build a house in 24 days. Danny can build the same house in 36 days. Andy can build the same house in 27 days. If Bobby and Danny work together for 8 days, and will be continued by Andy, how long does Andy take to complete the remaining work?
read more ..
●
Guest
Jan 15, 2021
0
616
1
A whispering chamber is an elliptically arched.....
A whispering chamber is an elliptically arched chamber. A unique feature of a whispering chamber is that when a person standing at one focus of the ellipse whispers, he can be heard by a person standing at the other focus, regardless of the dimensions of
read more ..
●
Guest
Jan 15, 2021
0
276
0
determine the length of AD
Let ABC is a triangle with AD as its bisector. Points M and N lie on AB and AC such that angle ABC=angle ADM and angle ACB=angle ADN. If AD and MN intersects at point P and AB=8, AC=9, and AP=3, determine the length of AD
Guest
Jan 15, 2021
0
307
1
hlp
Marks and Spencer believe in “doing the right thing”. Some of the steps taken include charging 5p for plastic carrier bags, launching a range of carbon neutral chocolate and reducing the use of glass in packaging. The website states that “through Plan A
read more ..
●
Guest
Jan 15, 2021
0
382
1
percent problem
I had some of my books which were now no use to me, so I wanted to sell them.
I sold half of them at 40% loss then half of the remaining at 40% gain and the remaining at same price as the selling price.
What was net profit % or loss%.
read more ..
●
Guest
Jan 15, 2021
0
1010
3
What is the lower bound of the polynomial function?
What is the lower bound of the polynomial function?
f(x) = x^4 − 4x^3 − 9x^2 + x − 16
are there several lower bounds?? thanks A LOT for your help!!!
read more ..
●
●
●
Guest
Jan 15, 2021
0
393
0
A whispering chamber is an elliptically arched chamber. A unique feature....
A whispering chamber is an elliptically arched chamber. A unique feature of a whispering chamber is that when a person standing at one focus of the ellipse whispers, he can be heard by a person standing at the other focus, regardless of the dimensions of
read more ..
Guest
Jan 15, 2021
0
370
1
geometry
A small circle inscribed between two indentic big circle. The three circles are also tangent to a line. If the radius of the big circle is 10, find the radius of the small circle
read more ..
●
Guest
Jan 15, 2021
0
699
1
I need help for this prob
Completely simplify and rationalize the denominator:$$\frac{\sqrt{160}}{\sqrt{252}}\times\frac{\sqrt{245}}{\sqrt{108}}$$
●
Guest
Jan 15, 2021
0
491
2
HelpPlease
Insert three fractions between $\frac1/4$ and $\frac1/2$ so the five fractions form an arithmetic sequence. What is the sum, expressed as a common fraction, of these three new fractions?
●
●
Guest
Jan 15, 2021
0
341
1
factoring
Factor x^8 - y^8 as the product of four polynomials of degree 1, each of which has a positive coefficient of x.
●
Guest
Jan 15, 2021
0
603
1
The polynomial function f(x)= −x^3 − 2x^2 + 5x −6 has one negative zero.
The polynomial function f(x)= −x^3 − 2x^2 + 5x −6 has one negative zero.
Between what integers does this negative zero occur?
●
Guest
Jan 15, 2021
0
423
3
geometry
The bases of an isosceles trapezoid have lengths that differ by 30. The two legs of the trapezoid
have length 28, and the two diagonals of the trapezoid have length 52. What is the area of the
trapezoid?
●
●
●
Guest
Jan 15, 2021
0
313
1
quadratic
The quadratic x^2-8x+1 can be written in the form ,(x+b)^2+c where b and c are constants. What is b+c?
●
Guest
Jan 15, 2021
0
471
4
algebra 1
60-5x
●
●
●
●
Guest
Jan 15, 2021
+1
403
1
+321
HELP!!!
Duncan found a set of positive integers less than 50 such that no two of them sum to a multiple of 7. What is the largest number of integers in Duncan's collection?
●
itachiuchihakujo
Jan 15, 2021
«
latest
9390
9389
..
7272
7271
7270
7269
7268
..
2
1
»
Post New Question
4 Online Users
Top Users
+118654
Melody
moderator
+37084
ElectricPavlov
+33653
Alan
moderator
+14985
asinus
moderator
+5265
rarinstraw1195
+3146
admin
administrator
+2651
LiIIiam0216
+2489
GingerAle
+1911
tomtom
+1836
NotThatSmart
+1758
bader
Sticky Topics
Some guidelines for question askers.
What is Happening 5
Again a number puzzle. Multiply in writing.
Loads of fun printable number and logic puzzles
¤¤¤¤Welcome To Web2.0calc¤¤¤¤
How to display latex properly
Feature Questions 1 - Started 8th May 19
How to upload a picture.
If a question is ticked that does not mean you cannot continue it.
Should you consider anything before you answer a question?
Geometry Thread
PUZZLES
LaTex Coding
/calculator/bsh9ex1zxj
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material
Information for new people.