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Post New Question
All Questions
+0
230607 Questions
0
605
3
+1124
Cos2x and 3Sin2x
Hi friends,
We have two graphs, one for f(x)=Cos2x and another for g(x)=3Sin2x for both of them being between 0 - 180 deg.
The question is: Calculate the values for x where f(x) = g(x) if x E (0;180)
read more ..
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juriemagic
Sep 17, 2020
0
445
1
can anybody help????
Ur supposed to move the steps to match the equation
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Guest
Sep 17, 2020
0
592
1
PLZ HELP
What is the temperature for an almost completely absorbing dark planet at 1 AU and with a reflectivity of 10.0 %?
Jupiter's exosphere has a temperature of about 840.0 K. What is the thermal speed of hydrogen (in km/s)
read more ..
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Guest
Sep 17, 2020
0
575
1
plz help!
At noon, train A leaves Bridgton headingeast at 90 mi/h to Cogsville. At 12:30 PM train B leaves Bridgton and heads east at 100 mi/h. At what time will train B catch up to train A?
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Guest
Sep 17, 2020
0
550
2
help please
Find the area of the parallelogram.
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Guest
Sep 17, 2020
0
323
0
What is the integration of thi equation
What is the integration of thi equation
( 3/(1-4(r^2-1)^2)^1/2 ) dr
Guest
Sep 17, 2020
0
542
1
help please
Find x in the diagram.
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Guest
Sep 17, 2020
0
436
3
help pleaseeeee
In the diagram, what is the perimeter of $\triangle PQR$?
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Guest
Sep 17, 2020
0
1
601
1
A train travels 200 km in the same time that a plane covers 700 km.
A train travels 200 km in the same time that a plane covers 700 km. If the speed of the plane is 20 km per hr less than 4 times the speed of the train, find both speeds.
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Guest
Sep 17, 2020
0
1586
1
help please
I need to find x and y.
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Guest
Sep 17, 2020
0
326
1
algebra
Given that the sum of the first n terms of an arithmetic progression is n/2*(16 - 5*n), find the nth term.
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Guest
Sep 17, 2020
0
345
1
I need it fast
Solve the system of equations
5x + 3z = 1
-x + y + z = 0
read more ..
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Guest
Sep 17, 2020
0
1000
1
need help plz
In AMNO, the measure of 20=90°, the measure of ZN=39°, and MN = 3 feet. Findthe length of NO to the nearest tenth of a foot.
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Guest
Sep 17, 2020
0
341
1
Help please!
In parallelogram , let be the midpoint of side and let be the midpoint of side . Line segments and intersect at , and line segments and intersect at . Find .
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Guest
Sep 17, 2020
-10
1336
2
+118609
I'm trying to find a specific question.
A saw a question recently about 2 similar 3-D figures.
It mentioned Surface areas and volumes.
It had a little pic of the 2 solids as well.
read more ..
off-topic
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Melody
Sep 17, 2020
0
700
8
+1993
graphs of f and f'
if someone can please check my answers
1.
read more ..
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jjennylove
Sep 17, 2020
0
533
2
How would I solve for the limit?
I tried using the conjugate, but that's what I could get so far. How should I solve for the limit?
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Guest
Sep 17, 2020
0
1013
2
I am reposting this as the last answer was wrong with no explanation
The triangles triangle RST and triangle XYZ are congruent. Points P and W lie on ST and YZ, respectively. Which of the following statements are true?
(a) If P is the midpoint of line ST and W is
read more ..
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Guest
Sep 17, 2020
0
504
1
help plz
Find the area of the composite figure.
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Guest
Sep 17, 2020
0
627
1
parabola
Find an equation in the form y = ax^2 +bx+c for the parabola passing through the points.(-3,57), (1,1), (-2,31)
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Guest
Sep 17, 2020
0
1653
1
i need help
What is an equation of the line that passes through the point (-4,5) and is perpendicular to the line 4x+y=7?PLEASE THANK YOU
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Guest
Sep 17, 2020
+1
625
1
+23
Math Help
If cot x = 2, what is csc^2 x.
If sin 2x = 21/25 and cos x > sin x, what is cos x - sin x
read more ..
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Solid
Sep 17, 2020
0
481
1
i don't know what to do
Segment CD is shown on the graph.Which shows how to find the y-coordinate of the point
that will divide CD into a 5:2 ratio using the
formula
read more ..
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Guest
Sep 17, 2020
0
436
1
inequality
Please help!
Solve (x + 1)^3 > (x + 1)^2.
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Guest
Sep 17, 2020
0
509
1
Express as a common fraction
Express as a common fraction.
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Guest
Sep 17, 2020
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