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421

please help!

Let ABCD be a parallelogram of area 240 cm². E is the midpoint of AD and H is the midpoint of AB. G is a point on BC such that BG = 2GC and F is a point on CD such that DF = 3FC. K is a point on AC such that the area of triangle EKF is 33 cm². Find the read more ..

Guest Aug 16, 2020

683

+16

Help is needed!

What is the following value when expressed as a common fraction:
$$\frac{1}{2^{1}}+\frac{1}{2^{2}}+\frac{1}{2^{3}}+\cdots + \frac{1}{2^{8}}+\frac{1}{2^{9}}+\frac{1}{2^{10}}?$$
Sorry that the question looks weird!

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PseuPneu Aug 16, 2020

624

Please Help Me

Please Help Me solve this!

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Guest Aug 16, 2020

429

algebra

a, b, c are positive
ab+bc=280
bc+ca=90
ca+ab=182
what is the value of a+b+c??

Guest Aug 16, 2020

571

Need help!!!

it's middle skool stuff so prolly everyone gets them cuz... ppl here are SMARTTTTT someone plz help :( i also need step by step explanation!! thanksss

read more ..

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Guest Aug 16, 2020

675

please help

In the accompanying diagram, a right circular cone is carved out of a solid foam cylinder and discarded. What is the volume of the foam remaining in the cylinder?

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Guest Aug 16, 2020

Aug 15, 2020

603

algebra

What is the coefficient of x^3 in (x + 1)^8 + (2x + 3)^2?

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Guest Aug 15, 2020

465

geometry question

Find BC.

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Guest Aug 15, 2020

450

can you help solve this?

Find x and AB.

Guest Aug 15, 2020

557

What is the largest possible degree of $f(x) + a\cdot g(x)$?

Let $f(x) = x^4-3x^2 + 2$ and $g(x) = 2x^4 - 6x^2 + 2x -1$. Let $a$ be a constant. What is the largest possible degree of $f(x) + a\cdot g(x)$?

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Guest Aug 15, 2020

824

+163

Find 'a'

Find the smallest positive real number so that the polynomial
has at least one real root.

Thank you for helping me! All help is appreciated!!!

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Firebolt Aug 15, 2020

677

Newton's Method Approx. Roots

How would I use newton's method to approximate in a single equation? Normally I would just split it and approximate the two roots separately but that method is banned by my teach for some reason.

Thank you for your help! read more ..

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Guest Aug 15, 2020

472

please help

I need help with this graph.

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Guest Aug 15, 2020

450

need help with geometry

Find the value of m.

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Guest Aug 15, 2020

422

please help

What is the minimum score?

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Guest Aug 15, 2020

748

Help! Thanks!

Thank you so much in advance for your help!

(1) Let WZYZ be a trapezoid with bases XY andWZ. In this trapezoid,angle ZXW = 105,angle XWZ = 43 , and angle XYZ = 141. Find angle YXZ in degrees. read more ..

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Guest Aug 15, 2020

702

coordinates

given FH with coordinates F(4,-5) and H(-8,19), if G lies on FH such that that the ratio of FG to FH is 1:6, find the coordinates of G

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Guest Aug 15, 2020

703

+980

Thanks for any help

A right triangle is inscribed in a circle with a diameter 100 units long. What is the maximum area of the triangle, in square units?

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qwertyzz Aug 15, 2020

441

geometry

Find angle PQR.

Guest Aug 15, 2020

594

+308

help

Given that 2^x=7, find the value of 4^(x-1).

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notsmart2.0 Aug 15, 2020

590

Hard Trig Question

Triangle ABC has sides a, b, and c, and circumradius R. Prove that
When does equality occur?

read more ..

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Guest Aug 15, 2020

438

Please help asap

Let and . What is ?

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Guest Aug 15, 2020

533

number theory

can anyone help?

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Guest Aug 15, 2020

472

Find the length of the arc. A. 187π/12 ft B. 16π/3 ft C. 49π/6 ft D. 343π/12 ft

Guest Aug 15, 2020

805

+85

If and , how many lattice points does the line pass through? (A lattice point is a point with integer coordinates.)

If and , how many lattice points does the line pass through?

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PocketThePenguin Aug 15, 2020

All Questions ⁺⁰238401 Questions

please help!

Help is needed!

Please Help Me

algebra

Need help!!!

please help

algebra

geometry question

can you help solve this?

What is the largest possible degree of $f(x) + a\cdot g(x)$?

Find 'a'

Newton's Method Approx. Roots

please help

need help with geometry

please help

Help! Thanks!

coordinates

Thanks for any help

geometry

help

Hard Trig Question

Please help asap

number theory

Find the length of the arc. A. 187π/12 ft B. 16π/3 ft C. 49π/6 ft D. 343π/12 ft

If and , how many lattice points does the line pass through? (A lattice point is a point with integer coordinates.)

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