exam Maths Puzzle Numerical Ability

can you please show me how to solve 2y to the second=25y+13

can you please show me how to solve 10u to the third-5u to the second=0

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exam Other Question

express the following functions in turning point form and hence sketch their graphs.

y = x^2-2x+1
Determine teh equation. Write the answer in standard for using only integers as the coefficients.
the line through (-2,0) with slope -3/4