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400

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https://web2.0calc.com/questions/not-my-homework

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Guest Jul 9, 2021

467

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https://web2.0calc.com/questions/math-challenge_1

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Guest Jul 9, 2021

339

parabola

Find the equation whose graph is a parabola with vertex (2,4), vertical axis of symmetry, and contains the point (1,-1). Express your answer in the form "ax^2+bx+c".

Guest Jul 9, 2021

507

Help

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Guest Jul 9, 2021

307

polynomials

If f(x) is a polynomial of degree 7, and g(x) is a polynomial of degree 7, and h(x) is a polynomial of degree 8, then what is the product of the minimum and the maximum possible degrees of f(x) + g(x) + h(x)?

Guest Jul 9, 2021

487

help geometry

Find length BC.

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Guest Jul 9, 2021

357

radicals

Write 2^3√4 as an entire radical.

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Guest Jul 9, 2021

369

Number Theory

Let f(x)=12x+7 and g(x) = 2x+5 whenever x is a positive integer. Define h(x) to be the greatest common divisor of f(x) and g(x). What is the sum of all possible values of h(x)?

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Guest Jul 9, 2021

449

geometry

I is the incenter of ABC. We have CE = 12, AE = 9, and AB = 15. Find BC.

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Guest Jul 9, 2021

299

geometry

In the diagram, G is the centroid of Triangle ABC If [ABC]=72 then what is [GMC]

Guest Jul 9, 2021

418

You forgot to answer this

https://web2.0calc.com/questions/math_49319

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Guest Jul 9, 2021

362

help with geometry

What is the value of x in the diagram?

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Guest Jul 9, 2021

570

please help

Twenty married couples are at a party. Every man shakes hands with everyone except himself and his spouse. Half of the women refuse to shake hands with any other women. The other 10 women all shake hands with each other (but not with themselves). How many read more ..

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Guest Jul 9, 2021

380

More counting

Find the number of paths from A to B that pass through point C. (Each step can only go up or to the right.)

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Guest Jul 9, 2021

423

HELP

Mack the bug starts at the point (0, 0, 0) at noon and each minute moves one unit in either the positive x-direction, the positive y-direction, or the positive z-direction. Thus, after 1 minute he could be at (1, 0, 0), (0, 1, 0), or (0, 0, 1). How many read more ..

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Guest Jul 9, 2021

460

help plz thanks!

I have n friends. Every night of the 365-day year I invite three of them to dinner. What is the smallest n could be such that it is still possible for me to make these invitations without ever inviting the same group of three friends? (I can invite the read more ..

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Guest Jul 9, 2021

446

+15

pls help

If $f(x) = 3x^2 - 5$, what is the value of $f(f(-1))$?

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fuvtest1 Jul 9, 2021

453

help pls

Find the perimeter of triangle XYZ.

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Guest Jul 9, 2021

446

URGENT!!! PLEASE HELP

What value of $x$ will give the minimum value for $x^2 + 11x - 5$

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Guest Jul 9, 2021

357

Inequality

Solve the inequality 2x - 5 <= x + 18. Give the answer as a interval.

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Guest Jul 9, 2021

429

help plz

In triangle ABC, AB = 17, AC = 8, and BC = 16. Let D be the foot of the altitude from C to AB. Find the area of triangle ACD.

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Guest Jul 9, 2021

467

help number theory

When the positive integer x is divided by each of 4, 5, 6, and 7, it has a remainder of 3. What is the sum of the three smallest possible values of x?

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Guest Jul 9, 2021

515

$avatar$ +56

Last question of the day

In quadrilateral $BCED$, we have $BD = 11$, $BC = 9$, and $CE=2$. Sides $\overline{BD}$ and $\overline{CE}$ are extended past $B$ and $C$, respectively, to meet at point $A$. If $AC = 28$ and $AB = 24$, then what is $DE$?

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LaTeX Jul 9, 2021

681

$avatar$ +56

... I hope help is here

In triangle $ABC$, points $D$ and $F$ are on $\overline{AB},$ and $E$ is on $\overline{AC}$ such that $\overline{DE}\parallel \overline{BC}$ and $\overline{EF}\parallel \overline{CD}$. If $AF = 8$ and $DF = 4$, then what is $BD$?

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LaTeX Jul 9, 2021

375

A penny is tossed 3 times

A penny is tossed 3 times and a nickel is tossed 3 times. What is the probability that more heads are tossed using the penny than using the nickle?

Guest Jul 9, 2021

All Questions ⁺⁰237676 Questions

Forgot to answer this

Forgot to answer this question

parabola

Help

polynomials

help geometry

radicals

Number Theory

geometry

geometry

You forgot to answer this

help with geometry

please help

More counting

HELP

help plz thanks!

pls help

help pls

URGENT!!! PLEASE HELP

Inequality

help plz

help number theory

Last question of the day

... I hope help is here

A penny is tossed 3 times

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