1.

What are the values of cos A - sin A and tan A + cot A when A has the value π/3

Answer»

ANSWER:

π= 180, π/3 = 90

SIN 60 = √3/2

cos 60 = 1/2

tan 60 = √3

cot 60 = 1/√3

so,

cosA-sinA

value of A is 60

1/2-√3/2= (1-√3)/2

next,

tanA+cotA

value of A is 60

√3+1/√3= 4/√3



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