.If Sin 0 = 3/ 5 , find without using tables the values of : i) Cos 0 i) tan 0 (ans: ) 4/5; ij 34) If Sin A = 3/5 and Sin B = 5/13 , where A and B are acute angles , find without using tables , the values of : a) Sin(A+B) , b) Cos(A+B)
.If Sin 0 = 3/ 5 , find without using tables the values of : i) Cos 0 i) tan 0 (ans: ) 4/5; ij 34) If Sin A = 3/5 and Sin B = 5/13 , where A and B are acute angles , find without using tables , the values of : a) Sin(A+B) , b) Cos(A+B)
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter11: Introduction To Trigonometry
Section11.CT: Test
Problem 6CT: Without the calculator, determine which number is larger: a tan 250 or tan 260_________ b cos 470 or...
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