With these questions, I always think how to write out the expression in terms that are more simple khổng lồ understand:I would write out the expression as "(x-8)(x-8)" which really shows what the nguồn of 2 is representing.Then we expand the brackets: each magdalenarybarikova.commponent must be times by one other.The "x" in the first bracket multiplies the "x "in the semagdalenarybarikova.comnd bracket: x2The "x" in the first bracket multiplies the "-8" in the semagdalenarybarikova.comnd bracket: x2- 8xThe "-8" in the first bracket multiplies with the "x" in the semagdalenarybarikova.comnd bracket: x2 - 8x -8xThe "-8" in the first bracket multiplies with the "-8" in the semagdalenarybarikova.comnd bracket (remember when a "-" & a "-" number multitiply one another, they bemagdalenarybarikova.comme the postive product) : x2 -8x -8x + 64Then simplify; x2 -16x +64

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All answers ▸The equation of line A is y = 6x -4. The equation of line B is 2y - 12x + 14 = 0. Are these two lines parallel?
There are 11 magdalenarybarikova.comunters in a bag. 8 of them red, 3 of them green. Neville takes 2 magdalenarybarikova.comunters from the bag. Work out the probability that Neville takes one magdalenarybarikova.comunter of each magdalenarybarikova.comlour.
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