Step-by-step explanation:
x^2 -2kx +7k -12 = 0
two equal roots -->Δ = b^2 -4ac = 4k^2 - 4(7k-12)=0 = 4(k^2 - 7k +12)=4(k-4)(k-3)=0
so k =3 and k =4
Answer:
draw a number line from 66 to 81
make your minimum 67
lower quartile should be on 70
the median on 77
upper quartile and maximum on 80
(note that your upper quartile and maximum is both on 80 so there won't be an extension as you normally would see on a box plot)
You can search up "box plot" and go on images to see what i mean
(copy and pasted from your last post!)
Step-by-step explanation:
I can probably help on part 4 and send a sketch but I currently can't use my phone to send a pic and I am currently on my desktop :'(
I rlly hope you do well! Don't lose hope! <3
(also like ur pfp, i enjoyed the anime too ahehe)
Answer:
32.5 ft^2
Step-by-step explanation:
All sides of a square have the same length. Area would therefore be:
(5.7 ft)(5.7 ft) = 32.5 ft^2
The odds of picking an ace or a 2 are 8 out of 52 or 8/52 or 2/13.
