First-degree trigonometric equations help

In these questions, find, to the nearest degree, the positive acute angle(s) that satisfy the equation. 1) tan^2x - 4tanx + 3 = 02) tan^2x - 2tanx = 33) 6sin^2x - 5sinx + 1 = 0


Help im stumped

Find 3 consectutive odd integers such that three times the sum of the second two is three less than nine times the first one. Solve algrabraically using only one variable


how many ticket of each were sold?

A theatre contains 455 seats and the ticket prices were $49 for adults and $15 the total proceeds were 13,326 for a sold-out, how many of each type of ticket were sold?

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