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Questions and Answers

What is the value of log 10 tan 89°?

2
0
1 (correct)
3

What is the value of sin 2 14° sin 2 66° tan 135°?

-1 (correct)
1
0
2

What is the value of I sin 2 66° tan 135° sin 14° tan 135° sin 2 14° sin 2 66°?

55
56 (correct)
57
58

What is the modulus of the complex number (1 + i)2 (1 + 3i)?

4 (C) Signup and view all the answers

What is the value of tan 135°?

-1 (B) Signup and view all the answers

What is the value of sin 2 66°?

1 (B) Signup and view all the answers

What is the value of sin 2 14°?

0 (D) Signup and view all the answers

What is the value of tan 89°?

very large (C) Signup and view all the answers

What is the value of log 10 (tan 89°)?