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Post New Question
All Questions
+0
230827 Questions
0
1033
9
+160
given cos(π/4 + x) = m, value of sin2x = ?
given cos(π/4 + x) = m
what's the value of sin2x, in terms of m?
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hearts123
Mar 14, 2019
+1
678
3
+1438
Hello plz help. I got a weird number.
wavelength = 3.00*10^8 m/s
----- that is division.
read more ..
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SmartMathMan
Mar 14, 2019
0
745
2
help
If Michael rolls three fair dice, what is the probability that he will roll at least two 1's? Express your answer as a common fraction.
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Guest
Mar 14, 2019
0
459
1
algebra step functions
graph g(x){(-2x,x>=3)(-1/3x-5,x<=3)
is my graph below correct?
read more ..
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Guest
Mar 14, 2019
0
431
1
help plz
3√4a^4 b^5 (the square root is over whole expression a= 4 b=2 and c = -5
this is whole expresionIf then what is the value of
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Guest
Mar 14, 2019
0
763
2
what is x+x/4=13
what is x+x/4=13 and it has to be in a fraction. thanks
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Guest
Mar 14, 2019
0
751
1
+8
HELLLPPP
An artist is using tiles and boards for a project. A tile has length one-half ft and width one-half ft. A board has length one-fourth yd and width one-fourth yd. What is the ratio of the length of the tile to the length of the board? What
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LukasBeran
Mar 14, 2019
0
2411
1
help asap
A tank of liquid has both an inlet pipe allowing liquid to be added to the tank and a drain allowing liquid to be drained from the tank.
The rate at which liquid is entering the tank through the inlet pipe is modeled by the function i(x)=3x2+2,
read more ..
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Guest
Mar 14, 2019
0
575
1
another one... help asap please
The table of values represents the function g(x) and the graph shows the function f(x)
.
x | g(x)
−2 | −3
read more ..
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Guest
Mar 14, 2019
0
463
1
algebra II need help ASAP please
Graph the functions on the same coordinate plane.
f(x)=x2−4x+3
g(x)=−x2+3
read more ..
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Guest
Mar 14, 2019
-1
565
2
+936
2017 NS 15
Can anyone solve this?
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dgfgrafgdfge111
Mar 14, 2019
0
558
5
+936
2017 NS 9
Can anyone solve this?
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dgfgrafgdfge111
Mar 14, 2019
0
567
2
+936
2017 NS 8
Can anyone solve this?
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dgfgrafgdfge111
Mar 14, 2019
-5
777
1
+1011
Help 1 again because I really need help and this is getting far back so no one can see it....
A solid is composed of squares and equilateral triangles. Its net is shown below:
The area of each triangle is 1.5 square units. The surface area of the triangular prism is _____ square units. (Input whole number only.)
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Nickolas
Mar 14, 2019
-5
780
1
+1011
Help 4
Jack unfolded a cardboard box. The figure of the unfolded box is shown below:
read more ..
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Nickolas
Mar 14, 2019
+2
839
3
+299
Very urgent please help!!!
What is the Vertex, Y-intercept, X intercept, and the axis of symmetry of the equation?
y=-4x62+22x+12
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Nerd123
Mar 14, 2019
+1
600
1
I need help ASAP (I'm taking the mid-term and while I do know what I am doing, my teacher rigged the test to where we struggle)
For which intervals is the function positive?
Select each correct answer.
read more ..
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Guest
Mar 14, 2019
+1
761
2
+1438
Help please. This is very urgent.
What is the wavelength of radio waves that have a frequency of 530 kHz (5.3* 10^5 Hz) and a speed through air of 3.00* 10^8 m/s?
Rom
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SmartMathMan
Mar 14, 2019
-5
868
4
+1011
Help 3
Jack unfolded a cardboard box. The figure of the unfolded box is shown below:
read more ..
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Nickolas
Mar 14, 2019
-5
731
0
+1011
Help 2
A polygon is shown:
read more ..
Nickolas
Mar 14, 2019
-5
829
4
+1011
Help please 1
A solid is composed of squares and equilateral triangles. Its net is shown below:
read more ..
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Nickolas
Mar 14, 2019
-5
904
2
+1011
Please help
On a coordinate grid, the coordinates of vertices P and Q for Polygon PQRS are P(1, 2) and Q(−4, 2). What is the length of Side PQ of the polygon?
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Nickolas
Mar 14, 2019
+1
713
1
+1438
Help please i really need help.
If a water wave has a wavelength of 1.0m and a frequency of 2.0Hz, how long will the wave take to travel 20.m from a boat to the shore?
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SmartMathMan
Mar 14, 2019
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