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LearningCat
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LearningCat
Punkte
68
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Fragen
16
Antworten
3
19 Questions
3 Answers
0
36
2
+68
Precalculus
Help please :3
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LearningCat
14.05.2024
0
25
2
+68
Precalculus help
Then what is vector AB? Help :3
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LearningCat
14.05.2024
0
30
1
+68
Precalc help
Let u and v be vectors such that ||u||=3 and ||v||=2 such that the angle between u and v when placed tail to tail is 60 degrees.
Let A be a matrix such that row_1(A)=u and row_2(A)=v.
Then what are Au, Av in that order? (Your answers
mehr ..
MaxWong
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LearningCat
14.05.2024
0
26
3
+68
Precalc
Let a and b be two vectors such that neither of a-b and a+b is the zero vector.
(a) Prove that if the vectors a and b are of equal length, then a-b and a+b are perpendicular.
(b) Prove that if a-b and a+b are perpendicular, then a and b are
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LearningCat
07.05.2024
-1
46
1
+68
Trig help
Find constants a, b, c, d and e such that cos4x=a(sin^4)x+b(sin^3)x+c(sin^2)x+d(sin)x+e for all angles x. In other words, write cos(4x) as a polynomial in sin(x).
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LearningCat
27.02.2024
0
64
1
+68
Trig question help
Point is the terminal point of angle theta. Points Q, R, and S and are other terminal points.
List the points P,Q,R, and S and in
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LearningCat
13.02.2024
+1
4
3
+68
Trig question
For how many values of such that do we have ? (Note that is a measure in radians, not degrees!)
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LearningCat
06.02.2024
0
60
1
+68
help :3
In square ABCD, P is on BC such that BP=4 and PC=1, and Q is on CD such that DQ=4 and QC=1. Find sin of angle PAQ.
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LearningCat
31.10.2023
0
72
1
+68
Geometry :3
In traingle ABC, point X is on side BC such that AX=13, BX=10, and CX=4, and the circumcircles of triangles ABX and ACX have the same radius. Find the area of triangle ABC.
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LearningCat
28.10.2023
0
56
1
+68
geometry problem halp :3
Let R be the circle centered at (0,0) with radius 10. The lines x=6 and y=4 divide R into four regions R1, R2, R3 , and R4. Let R_i denote the area of region R_i If R1>R2>R3>R4,
then find R1-R2-R
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LearningCat
28.10.2023
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#2
+68
0
Could you show me how you got that?
LearningCat
14.05.2024
#2
+68
+1
How did you get a = ( 0, m) and b = (m , 0). Why the 0?
LearningCat
07.05.2024
