Question

Choose the correct option. Justify your choice.
( 9 sec A - 9 tanA=
(A) 1
(B) 9
(C) 8
(D) 0​

Answer 1

Answer:

hello mate

sorry but you haven't add square here

i think it must be there

Step-by-step explanation:

we take 9 as common

now 9(sec^2 - tan^2)

= 9 x 1 = 9

hope thiswill help you