Question

prove that,
sec²(tan`¹2)+cosec²(cot`¹3)=15​

Answer 1

Answer:

➡hey❤

tan`¹2=alpha and cot`¹e=beta

:.tan alpha =2 and tan beta=3

:.sec² alfa +cosec² beta

= 1+tan² alfa +1+cot² beta

=1+4+1+9

=15(prove)

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Answer 2

${\huge{\mathfrak\red{hy \:mate}}}$

I hope it's helpful for u...❤❤

${\huge{\bf\pink{Thanks,}}}$

❤❤ good day❤❤