All Questions

891

Help Pls!!

Cutting equilateral triangle out of square and translating it to the left of the square creates the shaded figure . The perimeter of square was 48 inches. What is the perimeter, in inches, of ?
read more ..

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Guest Jul 17, 2019

Jul 16, 2019

-1

714

+1206

help

The line intersects the graph of the parabola at exactly one point. What is k?

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Logic Jul 16, 2019

-1

982

+1206

help

Let be an ordered pair of real numbers that satisfies the equation . What is the maximum value of y?

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Logic Jul 16, 2019

702

+1206

help

Find the product of all positive integer values of c such that has two real roots.

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Logic Jul 16, 2019

-1

838

+1206

help

Circles with centers of and are both tangent to the x-axis. What is the distance between the closest points of the two circles?

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Logic Jul 16, 2019

-1

694

+1206

help

Find if the graph of the equation is a parabola with vertex , vertical axis of symmetry, and contains the point .

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Logic Jul 16, 2019

-1

657

+1206

help

If we express in the form , then what is ?

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Logic Jul 16, 2019

753

Help please!

A square is drawn such that one of its sides coincides with the line , and so that the endpoints of this side lie on the parabola . What is the area of the square?

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Guest Jul 16, 2019

1138

Use the properties of logarithms to expand the following expression as much as possible. Simplify any numerical expressions that can be eval

Any one know how to do this question and what the answer is ?

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Guest Jul 16, 2019

977

help ;D

Hans is constructing an accessibility ramp for a library that should reach a height of 27cm with an angle no greater than 13 degrees

a) Find the shortest possibe length of ramp to achieve this.
read more ..

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Guest Jul 16, 2019

1212

I need help quick

Thanks!

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Guest Jul 16, 2019

573

Help quick please

Thanks!

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Guest Jul 16, 2019

616

I need help urgent!

Please help me with this problem.

Thanks! read more ..

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Guest Jul 16, 2019

1170

help!

Maatsuyker Island lighthouse is the last Australian lighthouse still being officially operated by lightkeepers. The lighthouse is 15m high from its base to the balcony, and located 140m above sea level. The caretaker is standing at the balcony and notices read more ..

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Guest Jul 16, 2019

3022

help and thanks!

Scientists measure the depths of lunar craters by measuring the shadow length cast by the edge of the crater on photographs. The length of the shadow cast by the edge of the moltke crater is about 606m, given to the nearest metre. The sun's angle of elevation read more ..

ElectricPavlov ●

Guest Jul 16, 2019

2634

Much appreciated if you help.

Your family wants to buy an awning for a window that will be long enough to keep the sun out when it is at its highest point in the sky. The awning is attached to the wall at the top of the window and extends horizontally. The height of the window is 2.80m. read more ..

ElectricPavlov ●

Guest Jul 16, 2019

746

+501

How do the locked posts work

How do posts get "locked" and cannot be answered?
I dont understand why my question is locked https://web2.0calc.com/questions/math-hw_8

off-topic

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Davis Jul 16, 2019

908

+501

What did I do wrong?

We can use the identity and simplify to get:

We can multiply by to get: <#> <#> Then, we can use the sum-to-product (or Prosthaphaeresis :)) identities to get: <#> <#> We can cancel the terms to get: <#>

read more ..

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Davis Jul 16, 2019

680

College Algebra

A company that manufactures small canoes has a fixed cost of $24,000 it cost $80 to produce each canoe the selling price is $320 per canoe.
a.) write the cost function
c(x)=
b.) write the revenue function read more ..

Rom ●

Guest Jul 16, 2019

764

+501

Help?

Can somebody help with this problem, please?
Nvm I solved it
I dont know how to delete questions

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Davis Jul 16, 2019

758

Help with quadratic?

Let be a real number for which there exists a unique value of such that the quadratic equation has one real solution. Find .

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Guest Jul 16, 2019

921

+1242

Help!

Find x if .

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Lightning Jul 16, 2019

-1

737

+1206

help

Rewrite the expression in the form . What is q?

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Logic Jul 16, 2019

Jul 15, 2019

2057

A rectangular box is designed to have a square base and an open top. The volume is to be 1372cm3. What is the minimum surface area that suc

anyone know the answer and how to do this?

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Guest Jul 15, 2019

1191

+1712

Hw prob

How many pairs of vertical angles are formed by five distinct lines that have a common point of intersection?

I got n^2=25
read more ..

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tommarvoloriddle Jul 15, 2019

All Questions ⁺⁰230445 Questions

Help Pls!!

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help

Help please!

Use the properties of logarithms to expand the following expression as much as possible. Simplify any numerical expressions that can be eval

help ;D

I need help quick

Help quick please

I need help urgent!

help!

help and thanks!

Much appreciated if you help.

How do the locked posts work

What did I do wrong?

College Algebra

Help?

Help with quadratic?

Help!

help

A rectangular box is designed to have a square base and an open top. The volume is to be 1372cm3. What is the minimum surface area that suc

Hw prob

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