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All Questions
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169507 Questions
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220
4
HELP ASAP HELP!!
Simplify (1+i)^2016-(1-i)^2016
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Guest
Oct 6, 2019
+2
399
13
+549
Probability Help
A certain deck of cards contains 16 cards. Each card is red, yellow, green, or blue. Also, each card has a number from 1 to 4. There is a card for each color-number combination, e.g. there is a yellow card that has a 3 on it.
These 16 cards are dealt
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xXxTenTacion
Oct 6, 2019
0
177
1
HELP ASAP PLEASE!!!!!
The equation of the line joining the complex numbers $-5 + 4i$ and $7 + 2i$ can be expressed in the form \[az + b \overline{z} = 38\]for some complex numbers $a$ and $b$. Find the ordered pair $(a, b)$.
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Guest
Oct 6, 2019
0
141
1
can you explain how to use a sequence like how to plug in numbers to the sequence
can you explain how to use a sequence like how to plug in numbers to the sequence
n
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off-topic
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Guest
Oct 6, 2019
0
210
2
+4
Geometry Help
Given: m∠2 = m∠3
Prove: <1 and <3 are supplementary.
m∠2 = m∠3
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Worthiy
Oct 6, 2019
0
176
0
+4
Geometry Question HELP
Let ABCD be a rectangle of centre O. Assume that AB ≠ BC. The perpendicular line at O on BD intersects the lines AB and BC at points E and F, respectively. Let M and N be the midpoints of the segments CD and AD, respectively.
PRove
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jonathanxu99999
Oct 6, 2019
-1
239
3
+269
Help Urgent TY
Given a hexagon ABCDEF inscribed in a circle with AB=BC, CD=DE, EF=FA, show that line segment AD, line segment BE, and line segment CF are concurrent.
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madyl
Oct 6, 2019
0
289
2
+118
HELP ASAP!!
1. Use the digits 2, 4, 5, and 7 each once to create two prime numbers. What is the smallest possible product of two prime numbers created from these digits?
2. Most non-negative integers can be written as the sum of a prime number plus
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IneedHALP
Oct 6, 2019
Oct 5, 2019
0
183
1
For the graph of a certain quadratic y = ax^2 + bx + c ...
For the graph of a certain quadratic y = ax^2 + bx + c, the vertex of the parabola is (3,7) and one of the x-intercepts is (-2,0). What is the x-coordinate of the other x-intercept?
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Guest
Oct 5, 2019
0
436
4
+128
Please help!
The LCM of a pair of whole numbers is 450 and the GCF of the numbers is 6. One of the numbers is 18. What is the other number?
Let $\frac mn$ be a fraction, where $m$ and $n$ are positive integers. Consider the operation defined by
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Imnotamaster
Oct 5, 2019
0
184
1
FACTORS
Find the number of fractions less than 1 such that, in lowest terms, the denominator is 1000.
I tried to work on this problem and I got 985 fractions. It is wrong.
off-topic
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Guest
Oct 5, 2019
+6
193
1
+355
Volume Problem
The sink in Jeannette's bathroom is dripping and she wants to determine how much water is being wasted, so she borrows a graduated cylinder and leaves it to catch the drips for 5 minutes. When she comes back, she finds that it has 15 milliliters of water.
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hellospeedmind
Oct 5, 2019
+1
239
2
Geometry Question
Consider square ABCD and a point P on its diagonal AC such that AP:PC=1:3, If AP=10, what is the area of triangele BPC
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Guest
Oct 5, 2019
+1
150
1
Cards Probability Problem
Faby took the four cards with rank J, (Jacks) the four cards with rank Q,(Queens) and the four cards with rank K(Kings)from a standard deck of cards, shuffled them, and then picked a first card and a second card (without replacement).
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Guest
Oct 5, 2019
0
189
1
+24
Didn't understand concept plz help with HW
1) Compute
2) Compute
3) Compute
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Suspect
Oct 5, 2019
0
185
2
The moving particle
A particle is moving with the given data. Find the position of the particle.
a(t) = 2t + 3, s(0) = 6, v(0) = −9
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Guest
Oct 5, 2019
Oct 4, 2019
0
170
1
help
is an isosceles triangle. What is in degrees?
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Guest
Oct 4, 2019
0
189
1
rectangle problem
In rectangle below, we have and . If is the point on such that , what is in degrees?
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Guest
Oct 4, 2019
0
180
1
find angle x
Find the angle in the diagram below.
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Guest
Oct 4, 2019
0
202
4
PLEASE HELP ASAP easy exponents question
If x^y=y^z=z^x, prove that x=y.
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Guest
Oct 4, 2019
0
206
1
help
In triangle ABC, and The point D divides BC in the ratio 1:3. Find
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Guest
Oct 4, 2019
+2
801
1
+549
Help
A point P is chosen at random inside equilateral triangle ABC Find the probability that P is closer to the center of triangle than to any of the vertices of the triangle.
(In other words, let O be the center of the triangle. Find the probability
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xXxTenTacion
Oct 4, 2019
0
255
3
+1898
check my answers
thank you for checking
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jjennylove
Oct 4, 2019
0
145
1
Number Theory
What are the first and the last 20 digits of this very large number: 13^(13^13) =13^302,875,106,592,253 ?
Any help would be greatly appreciated. Thank you.
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Guest
Oct 4, 2019
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