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Singular spes spes spem spei spei spe Plural spes spes spes sperum spebus spebus

Simultaneous equations have 2 or more unknowns. This simultaneous equation has 2 unknowns, and 2 equations. This simultaneous equation can be solved using elimination or substitution. Substitution ...

You want to look for 12/18 in its minimal form, meaning that you cannot divide the numerator and denominator by the same number, unless that number is 1. So try to work out what the numbers are that divid...

From circle theorems, the tangent to a circle is perpendicular to the radius, and so to find the tangent we can use the gradient of the radius connecting the point (-3, -4) to the centre of the circle and...

(6² + 8²)^1/2 = (125a³ )^1/3(36+62)^1/2 = (125a³ )^1/3100^1/2 = (125a³ )^1/3+/- 10 = (125...