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What are the coordinates of the image of (-3,-7) after the translation (x, y) (X-9,y+9)

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

3questions show how you solved the problem 1. subtract & simplify (–y2 – 4y – 8) – (–4y2 – 6y + 3) 2.multiply and simplify 2x2y3z2 · 4xy4x2 3.multiply and simplify (x – 4) (x2 – 5x – 6)

How do u write a function for the reflection across the y axis