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By completing the square we find that f(x) = x² + 2x + 2 = (x+1)² + 1Since (x+1)² is a number that has been squared, it must be greater than or equal to zero. Therefore, f...

Both the imparfait and the passé composé are tenses that describe a past action. The passé composé is used to refer to completed events in the past e.g. j'ai mangé (I ate - indicating that you we...

1st Law - An object will remain at rest or continue at constant velocity unless acted on by an unbalanced force
2nd Law - F=ma (for a constant mass body) /the net force acting on a body is directly p...

y = x² + 3x + 2 Finding the y intercept:When x = 0, y = 2 Therefore y intercept is at (0,2)Finding x intercept:Method 1: Factorise y = x² + 3x + 2 y = (x+1)(x+2)x intercepts are when...

"Her fingernails were red. Her hair hung in little rolled clusters, like sausages. She wore a cotton house dress and red mules, on the insteps of which were little bouquets of red ostrich feathers.&q...