All Questions ⁺⁰237722 Questions

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439

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+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

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723

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

623

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

543

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

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642

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

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406

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

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2766

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

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359

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

676

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

346

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

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375

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

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463

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

1068

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

460

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

447

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

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735

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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

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544

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

410

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

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667

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

486

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

383

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

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548

4

algebra 1

Guest Jan 15, 2021

+1

477

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

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