The answer is: " 
" .<span>
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Explanation:
______________________________________________________
Note: tan z = (sin z/ cos z) ;
tan z = (4/5) / (3/5) ;
= </span>
* 
; <span>
Note: Both of the "5 ' s" cancel out to "1" ; since: "{5 ÷ 5 = 1 }" ;
And we rewrite as:
</span>→ "
* 
" ;
=
;
<span>
= " </span> " .
<span>_______________________________________________________
The answer is: " </span> " .
_______________________________________________________
______________________________________________________
Explanation:
______________________________________________________
Note: tan z = (sin z/ cos z) ;
tan z = (4/5) / (3/5) ;
= </span>
Note: Both of the "5 ' s" cancel out to "1" ; since: "{5 ÷ 5 = 1 }" ;
And we rewrite as:
</span>→ "
=
<span>
= " </span>
<span>_______________________________________________________
The answer is: " </span>
_______________________________________________________
