exam Maths Puzzle Numerical Ability

1. Consider the polynomial f(x)= x^3 + 6x^2 �9x-14

Find all of the zeros of the given polynomial. Test all possibilities.

2. If y varies inversely as x and y = 0.6 when x = 10, find y when x = 12.

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exam Other Question

let f(x) = x3 -8x2 + 17x -9. use the factor theorem to find other solutions to f(x) -f(1) = 0, besides x =1.

Possible answers:

-2, 5
.2, -3
.2, 5
.2, 10

Thanks to anyon add the expression, finish in simplest form

4y/y^2+6y+5 + 2y/y^2-1

Thanks in advance!!

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