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Sodium chloride is an ionic compound formed by the strong ionic attractions between positively charged sodium ions (which have lost one electron) and negatively charged chloride ions (which have gained an...

Using the formula ax²+bx+c, multiply the value of coefficient a, from your equation, with the value of c. Next, try to think of two factors of the number you just calculated, which also add tog...

This question requires selecting the correct double angle formulae.
cos(2x)=2cos^2(x)-1 is rearranged to 1/2(cos(2x)+1)
this can now be integrated with the students knowledge of standard integra...

Things don’t change themselves, they are always changed by something, for example; a marble block into a statue. In order for change to occur, the mover must be in the new state in order to change the obj...

The gods were calling the women to the temple. god = deus, dei; call = voco (1); woman = femina, feminae; to = ad + accusative; temple = templum, templi.
Dei vocabant feminas ad templum