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2)solve -12x > 30,when x is a natural number. 3)find the slope of the line 8x-4y+1=0 4)if AXB= {(1,x),(2,x),(3,x),(1,y),(2,y),(3,y)},find BXA. 5)Find the principal solutions of the equation tanx=√3

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1) √( √5 ² + 3²) = √14 2) x < -30/12 = -2.5 no such solution if x = natural number 3) y = 2 x - 1/4 => m = 2 4) A or its subset = { 1, 2,3 } B or its subset = {x , y} B into A is a relation which can possibly be: B X A = { (x, 1) , (x,2), (x,3), (y,1) (y,2) ,(y,3) }