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LearningCat
Score
24
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Questions
3
Answers
0
6 Questions
0 Answers
-1
8
1
+24
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
Feb 27, 2024
0
8
1
+24
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
read more ..
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LearningCat
Feb 13, 2024
+1
4
3
+24
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
Feb 6, 2024
0
17
1
+24
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
Oct 31, 2023
0
13
1
+24
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
Oct 28, 2023
0
19
1
+24
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
read more ..
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LearningCat
Oct 28, 2023