Find cos C if a = 8, b = 7, and c = 15. А. 1 B. 0.5 С. -1 D. -0.5
Chapter5: Polynomial And Rational Functions
Section: Chapter Questions
Problem 27PT: Find the unknown value. 27. y varies jointly with x and the cube root of 2. If when x=2 and...
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![15.
%3D
Find cos C if a = 8, b = 7, andc =
%3D
А.
1
В.
0.5
-1
C.
D.
-0.5](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffc870631-0859-423c-beca-003461f4c6ee%2Fa38d3510-2826-4024-93c4-a06714f340c1%2F8r4wwmh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:15.
%3D
Find cos C if a = 8, b = 7, andc =
%3D
А.
1
В.
0.5
-1
C.
D.
-0.5
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