book Maths Puzzle Numerical Ability

Help!! The task is to write the resulting polynominal in standard form and indicate its degree.


Problem: (-7x^3 + 6x^2 - 11x + 13)+ (19^3 - 11x^2 + 7x -17)


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book Other Question

(5,r) (2,3) slope=2

Question says determine the value of 'r' so that a line through the points with each given coordinate has the given slope. draw a sketch of each situation. P
make a sketch using the given information. Then, state all of the pairs of congruent angles.

angle 1 and angle 2 are a linear pair. angle 2 and angle 3 are a linear pair. angle