Define​ T: R² → R² by ​T(x​)= Ax​, where A is the matrix defined below. Find a basis B for R² with the property that [T ]B is diagonal. A= -3 -6 8 11

The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.

Solve for x, y, and z. show all steps.

Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00