exam Maths Puzzle Numerical Ability

factor the trinomial.

m^2 + 4mn - 12n^2

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exam Other Question

identify the axis of symmetry, create a suitable table of values,and sketch the graph including t he axis of symmetry.
y=-x^2+6x-2

i cant figure out how to the the table of values can someone please help?
right triangle application problems, a car travels north 53 degrees east for 300 miles. how many miles north and how many miles east has the car traveled?