A sequence is defined by the recursive function f(n + 1) = -
10f(n)
If f(1) = 1, what is f(3)?
O 3
O -30
100
-1,000

Can someone me with this problem i don't understand i need

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

Will mark ! (10 points also! ) if x varies inversely with y and x =6 when equals y= 10, find y when x=8 a. y=4.8 b. y=7.5 c. y=40/3 d. y=4/15