Maths with David

9 June

👉🏼 Factorise 9y² – 49w²

👈🏼 Solve $\frac{5x+2}{x-3} + 5 = 6$

🖐🏼 Simplify (2x⁴y)³

👆🏼 A sector has side length 4cm and area 10cm²
What is the size of the angle which describes the sector?

👇🏼 A circle has equation $x^2 + y^2 = \frac{1}{9}$
What is the length of its radius?

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