By what number must row 2 in the matrix 1 1 1 | 6

2 0 2 | -14

1 1 0 | 3

be multiplied for the matrix to change to

1 1 1 | 6

1 0 1 | -7

1 1 0 | 3

(urgent ) use pi 3.14 to estimate the circumference of the circle to the nearest hundredth middle is 4in (urgent )

Which best explains why this triangle is or is not a right triangle ?

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.