Test: Trigonometric Equations I - Ambitious

Double click on maths expressions to zoom
Question 1:   Solve the equation cos4x= 2 2 .
 ± 3π 4 +2πn,nΖ
 ± 1 n+1 ×π 16 + πn 4 ,nΖ
 ± 3π 16 +2πn,nΖ
 ± 3π 16 + πn 2 ,nΖ
Question 2:   Solve the equation sin t+ π 8 =1 .
1 n+1 ×5π 8 +πn,nΖ
5π 8 +πn,nΖ
5π 16 +2πn,nΖ
5π 8 +2πn,nΖ
Question 3:   Solve the equation ctgx= 3 3   .
x= π 3 +2πn,nΖ
x= π 6 +πn,nΖ
x= π 3 +πn,nΖ
x= π 3 +πn,nΖ
Question 4:   Solve arcsin 3 5 +arccos 3 5 .
1
π 2
2π
0
Question 5:   Solve the equation arcctg 58x = 2π 3 .
1 2
5+ 3 8
152π 24
15+ 3 24
Please note, you have solved only half of the test. For the complete test get a Must Have account. Get started