Question

11)a) find the solution set and draw the number line : - 3 < or equal to 4x + 1 < 9 x€ Z. (b) If (x+ 1/x) = 4 find the value of (1) (x- 1 / x) (2) (x² + 1 / x²). (c) Find the area of the figure ABCDE ,it being given that AE | | BD AF is perpendicular to BD ,CG is perpendicular to BD, AE = 12 cm, BD= 16 cm, AF = 6.5 cm and CF = 8.5 cm



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Answer 1

Answer:

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