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Post New Question
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234777 Questions
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317
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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
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Guest
Aug 16, 2020
+1
593
2
+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
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512
1
Please Help Me
Please Help Me solve this!
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Guest
Aug 16, 2020
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332
0
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
0
465
1
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
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Guest
Aug 16, 2020
0
560
1
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
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475
1
algebra
What is the coefficient of x^3 in (x + 1)^8 + (2x + 3)^2?
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Guest
Aug 15, 2020
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357
1
geometry question
Find BC.
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Guest
Aug 15, 2020
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349
0
can you help solve this?
Find x and AB.
Guest
Aug 15, 2020
0
451
1
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
0
776
2
+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
0
570
1
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!
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Guest
Aug 15, 2020
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365
1
please help
I need help with this graph.
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Guest
Aug 15, 2020
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338
1
need help with geometry
Find the value of m.
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Guest
Aug 15, 2020
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319
2
please help
What is the minimum score?
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Guest
Aug 15, 2020
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662
3
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.
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Guest
Aug 15, 2020
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587
1
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
0
646
2
+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
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333
0
geometry
Find angle PQR.
Guest
Aug 15, 2020
0
485
1
+308
help
Given that 2^x=7, find the value of 4^(x-1).
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notsmart2.0
Aug 15, 2020
0
477
2
Hard Trig Question
Triangle ABC has sides a, b, and c, and circumradius R. Prove that
When does equality occur?
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Guest
Aug 15, 2020
0
330
1
Please help asap
Let and . What is ?
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Guest
Aug 15, 2020
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429
1
number theory
can anyone help?
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Guest
Aug 15, 2020
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366
0
Find the length of the arc. A. 187π/12 ft B. 16π/3 ft C. 49π/6 ft D. 343π/12 ft
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
0
702
1
+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
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