Please help. △ELM is rotated 90 degrees about the origin. Draw the image of this rotation.

Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

What expression is equivalent to 1/2(2+3x-6)