Math, asked by simrankambo595, 6 months ago

-4
BQ: Which of the following is not defined?
(a)cos 0°
(b) tan 45° (c) sec 90° (d) sin 9

Answers

Answered by suryansher01

2

Answer:

C

Step-by-step explanation:

Sec90° = 1/cos90° = 1/0 = not defined

Answered by shagun6568

0

Answer:

d) sin 9 is not defined here

as there is no value for sin 9

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