Er vears old. keith is 3 times as old as he is. lara is 4 years younger
josé is r years old. keith is
than keith
a find keith's age in terms of r.
b find lara's age in terms of r.
© if r = 5, how old is lara?

Determine whether the samples are independent or dependent. upper a data set includes the morning and evening temperature for the lasta data set includes the morning and evening temperature for the last 90 days.90 days.

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.