Use Pythagorean theorem:
9i-j = sqrt (9^2 - 1^2) = sqrt(81-1) = sqrt80
now divide both terms in V by that:
u = 9/sqrt(80)i - 1/sqrt(80)j
see attached picture:
Answer: x=3 isn't a function because multiple different inputs have the same outputs
Step-by-step explanation:
I dont know how to answer the first question since the dropdown is shown
x+3x+3x=21
7x=21
x=3
3, 9, 9=21
the answers are 3, 9, and 9
It is in the hundreds place. The number would be said as one thousand five hundred seventy six
Step-by-step explanation:
Don't you need a key for what K equals to solve this?