SOLUTION: Find the exact value of the following without calculators: (6sec180degrees-4cot90degrees)^2

SOLUTION: Find the exact value of the following without calculators: (6sec180degrees-4cot90degrees)^2

Algebra.Com

Question 1090931: Find the exact value of the following without calculators:
(6sec180degrees-4cot90degrees)^2
Answer by ikleyn(52817) (Show Source): You can put this solution on YOUR website!
.

sec(180�) =  =  = -1.


cot(90�) = 0.

From this point, can you complete calculations ?

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