Please helpp 1a. Show that x-2 is a factor of 3x^3-14x^2+32
b. Hence factorise 3x^3-14x^2+32 completely.

2. Given that x+8 is a factor of x^3+9x^2+bx+24, show that the equation x^3+9x^2+bx+24=0 has only one real root.

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25