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Question 18

Given that tan x = 1, where 0o \(\geq\) x 90o, evaluate \(\frac{1 - \sin^2 x}{\cos x}\)

  • A.2\(\sqrt{2}\)
  • B.\(\sqrt{2}\)
  • C.\(\frac{\sqrt{2}}{2}\)
  • D.\(\frac{1}{2}\)
Objective

Question details

Exam body
WAEC
Subject
Mathematics
Year
2010
Question no.
#18
Type
Objective
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