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A geometric series S always follows the same pattern: S = a + ar + ar^2 + ar^3 ... Here i've labelled the first term a, and the common ratio r. The next term in a geometric series is always the preceding ...
(a) There is a quadratic equation which should e solved using the delta andthe roots formulas.
delta=a2-4ab
delta=144-4(k+1)(k-4)
delta=-4k2+12k+160
Becau...
En España existen algunas lenguas diferentes, no solo el castellano. El catalán, de Cataluña y las islas baleares, es bien conocido por la gente fuera de España, también el euskera, idioma de los vascos.<...
Voy a ir a España durante dos semanas con mi padre, mi madre y mi hermana. Mi padre se llama Chris, mi madre se llama Lucy, y mi hermana se llama Emily. Me gusta mucho ir a España en vacaciones porque hac...
In the lower course of the river, meanders (bends in the river) form when water is moving faster on one side of the channel than the other. Erosion takes place on the outsides of the bends, as the greater...
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