Factorise the following:
a) x – 5x - 6
b) x + 3x – 40
C) - 7x - 30...
Mathematics, 19.05.2021 23:30 hannahv10
Factorise the following:
a) x – 5x - 6
b) x + 3x – 40
C) - 7x - 30
Answers: 2
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Write the product as a trinomial. (x + 2)(x + 3) x2 + 5x + 6 x2 + 6x + 6 x2 + 6x + 5 x2 + 5
Answers: 2
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According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.
Answers: 1
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