Question

if X= 3sec y= 4 tan thev value of 16x² - 9y²=?​

Answer 1

Step-by-step explanation:

$\huge\mathcal\purple{(3)^2 - 9(4)^2</p><p>144-144</p><p>0}$

$\huge\mathcal\green{hope u like!}$