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Elective Mathematics

Elective Mathematics · Quick practice · answer shown after each question

Trigonometric identities

Question 1 of 10

Question 1 of 10

sin²θ + cos²θ =

Question 2 of 10

Question 2 of 10

Which identity is always true?

Question 3 of 10

Question 3 of 10

sin(A + B) =

Question 4 of 10

Question 4 of 10

1 + tan²θ =

Question 5 of 10

Question 5 of 10

tan 2θ =

Question 6 of 10

Question 6 of 10

sin 2θ is equal to

Question 7 of 10

Question 7 of 10

If tan A = 1/2 and tan B = 1/3, find A + B.

Question 8 of 10

Question 8 of 10

cos²θ − sin²θ is equal to

Question 9 of 10

Question 9 of 10

Simplify sin 2θ / (1 + cos 2θ).

Question 10 of 10

Question 10 of 10

cos 2θ can be written as

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.