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All Questions
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150758 Questions
0
79
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add maths question
The line y = 12 - 2x is a tangent to two curves. Each curve has an equation of the form y= k + 6 + kx - x^2, where k is a constant. Find the two values of k.
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Guest
Feb 20, 2019
0
97
1
help
The parabola y=ax^2+bx+c has vertex (p,p) and y-intercept (0,p) where . What is b?
Rom
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Guest
Feb 20, 2019
0
82
1
Long hard answer pls Very hard Vector
A vector v is called a unit vector if .
Let a,b , and c be unit vectors, such that a+b+c=0, Show that the angle between any two of these vectors is .
(try to use vectors!)
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Guest
Feb 20, 2019
0
93
1
complex number
given that and
Express z in the form a+bi where a and b are real numbers
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Guest
Feb 20, 2019
0
62
1
Writing this expression as a single trig function?
The expression: 8sin()cos()
I used the double angle identity sin2A = 2sinAcosA but I'm not sure how I could get the textbook answer of 4sin()?
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Guest
Feb 20, 2019
0
139
2
+1177
Help!
In the diagram, the four points have coordinates A(0,1), B(1,3), C(5,2), and D(4,0). What is the area of quadrilateral ABCD?
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Lightning
Feb 20, 2019
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102
10
+141
some math
1. In the figure shown, is a square and is equilateral. What is the degree measure of ?
2. A triangle
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sudsw12
Feb 20, 2019
0
98
1
+250
Aops Solving Functions
Define E(a,b,c)= a(b^c) What positive value of r is the solution to the equation E(r,r,3)=625?
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SydSu22
Feb 20, 2019
0
86
1
tangent line
You are constructing a tangent line from a point outside a given circle to the circle. You have drawn the circle, a point outside the circle and connected the center of the circle to the point outside the circle. You found the midpoint of the segment. Next
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Guest
Feb 20, 2019
0
73
1
Help please Urgent also please answer the one I posted under this one
There are 8 sprinters in the Olympic 100-meter finals. The gold medal goes to first place, silver to second, and bronze to third. In how many ways can the medals be awarded?
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Guest
Feb 20, 2019
0
68
1
Help please
As a prank, Tim decides to steal Nathan's fork at dinner, but so he doesn't get caught, he convinces other people to do it for him. On Monday, he convinces Joe to do it. On Tuesday, he could get either Ambie or John to do it. On Wednesday,
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Guest
Feb 20, 2019
0
70
1
Algebra 2
Given the functions f(x) = 1/x-2 +1 and g(x) = 1/x+5 + 9
which statement describes the transformation of the graph fuction F onto the graph of function g
A- the graph shifts 7 units right and 8 units down
B- the
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Guest
Feb 20, 2019
+1
66
1
Algebra 2
what effect does replacing X with x+2 have on the graph for the function f(x)
f(x) = | x+3 | +2
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Guest
Feb 20, 2019
0
138
2
+866
confude
What is the smallest positive integer that is the sum of a multiple of 15 and a multiple of 21? (Remember that multiples can be negative.)
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ant101
Feb 20, 2019
0
91
3
helpp
if N=13xy45z,and 792|N, then N=
hint: 792=8*9*11
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Guest
Feb 20, 2019
0
74
4
Algebra II problem COMPLEX FRACTIONS
After
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Guest
Feb 20, 2019
+2
124
1
+580
Hardest problem I ever seen
I have no idea my brain is not smart enough to do this. Whoever solves this is truly a genius!!!!!
A site is any point (x, y) in the plane such that x and y are both positive integers less than or equal to 20.
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CalculatorUser
Feb 20, 2019
Feb 19, 2019
-5
96
2
-19
2.) Explain how to find the coordinates of the focus of a parabola with vertex (0,0) and directrix y = 5.
2.) Explain how to find the coordinates of the focus of a parabola with vertex (0,0) and directrix y = 5.
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GAMEMASTERX40
Feb 19, 2019
0
85
5
+48
The graph above is the graph of y=x2 translated and reflected in the xy-plane. Find an equation for this graph.
The graph above is the graph of y=x2 translated and reflected in the xy-plane. Find an equation for this graph.
Please help
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Roxettna
Feb 19, 2019
-5
80
3
-19
Find the zeros algebraically
Find the zeros algebraically:
1.) p(x) = 6x^3 + 31x^2 + 4x - 5, p(-5) = 0
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Rom
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GAMEMASTERX40
Feb 19, 2019
0
100
3
3+4=?
3+4=?
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Guest
Feb 19, 2019
0
46
0
Degrees˚ Minutes' and Seconds'
How do I convert the decimal into degrees minutes and seconds? Can I do that on this calculator?
Thanks!!
off-topic
Guest
Feb 19, 2019
+1
126
3
+315
Pre-calculus/trig
Choose the function whose graph is given by:
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Cupcake
Feb 19, 2019
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