Please help
Find the polynomial M if 2x^2− 1/3 ax+by−M=0.
Find the polynomial B if 3x^2y− 1/3 xy^3+cy+B=0.

The Y for the second equation is not an exponent.
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When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

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