Add the following polynomials?
(6x^3 + 4x-2) + (4x^2 + 3x^3 - 6)
i have no clue how to do this i missed a lot of days in school due to personal issues
if someone could me that would be great!

Drag the titles to the correct boxes to complete the pairs. the probability that kevin has diabetes and the test

Anull hypothesis states that the difference between 8 hours of sleep and 3 hours of sleep has no effect on the number of pictures a student will remember during a picture memory interface test (pmit). examining the mit database, an extremely small t-value of 0.1611 is found. this t-value is much smaller than the smallest t-value on the chart for p-value reference. from this information we can: select one: a. accept the null hypothesis because the p-value obtained shows that the difference between the two groups being tested is not statistically significant b. accept the null hypothesis because the p-value obtained was statistically significant c. reject the null hypothesis because of the p-value obtained d. reject the null hypothesis because the data obtained is statistically significant

Did i do these question right? if not explain why it’s wrong?