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Use the crab claw method to expand the bracket. Draw two lines above the equation from the 2X, one to the 3X and one to the -1. Draw another two lines below the equation from the +3, one to the 3X and one...

If blood sugar levels are too high insulin is released from the pancreas so glucose is moved into cells. If blood sugar levels are too low glucagon is released and stimulates conversion of glycogen to glu...

When the acid is completely or fully ionised in aqueous solution or if it is dissolved in water.

The vertical jump test measures leg power. It would be suitable for a netball player as leg power is needed to not only perform certain actions, such as pivoting or running but also to jump for the ball. ...

Priestly's opening stage directions already condemn Mrs Birling as "a rather cold woman". At the same time, however, Priestly continually describes her as "his [Mr Birling's] wife" in ...