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mixer [17]
2 years ago
15

Factorise the following: A. 4xy-16 B. xy+2xy-x C. 2x²-18x+12 D. 5xy+20x-9y-36

Mathematics
1 answer:
Burka [1]2 years ago
6 0
<h3><em><u>A. 4xy-16</u></em></h3>

<em><u>=4(xy−4)</u></em>

<h3 /><h3><em><u>B. xy+2xy-x</u></em></h3>

<em><u>3xy−x</u></em>

<em><u>=x(3y−1)</u></em>

<h3><em><u>C. 2x²-18x+12</u></em></h3>

<em><u>2x²</u></em><em><u>−18x+12</u></em>

<em><u>=2(</u></em><em><u>x²</u></em><em><u>−9x+6)</u></em>

<h3><em><u>D. 5xy+20x-9y-36</u></em></h3>

<em><u>5xy+20x−9y−36</u></em>

<em><u>=(y+4)(5x−9)</u></em>

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Sarah can eat 45 blueberries in 2 minutes. If she eats blueberries for 45 minutes straight, how many did she eat?
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1012

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She eats 1012 because:

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Answer:

180

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