1.

Solve sec^2 alpha + tan^2 alpha = 5/3​

Answer»

Step-by-step EXPLANATION:

sec^2 ALPHA - tan^2 alpha + 2tan^2 alpha = 5/3

1 + 2tan^2alpha = 5/3

2tan ^2 alpha = 5/3 -1

tan^2alpha = 1/3

tan alpha = 1/root3

alpha = 30 DEGREE



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