exam Maths Puzzle Numerical Ability

give prime factorization of 28

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exam Other Question

Write the equation of the line passing through each of the pairs of points. Write your result in slope-intercept form, where ever possible.
(2,-3) and (2,4)

Mcgraw Hill 6th edition, chapter 7.3, problem #24. Thanks so much for your help!!! this is my question(-56).(25)=