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Question 5 spring semester final exam math evaluate

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares