exam Maths Puzzle Numerical Ability

26. Find the zeros of each function by factoring.

h(x)=2x squared -12x + 18

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exam Other Question

I need help with Matrix and the directions in the book say "Find the product. If it is not defined, state the reason.
The matrix is [7.3 1.5
1.8 0 [-4.2 2.6 -8.7]
2.9 3.2] Explain the errors in the following. (square root)x^2-25=(square root)x^2-(squae root)25 = x-5.