Answer:
c=57.8
Step-by-step explanation:
6*7+4=46
5*7=35
c= 46^2+35^2=57.80138
The probability of drawing a white marble =

∴ the probability of drawing a white marble = ³/₁₄
-3•-4=12, and -3+-4=-7.
this will turn into
(x-3)(x-4)
set them up to equal zero
x-3=0, x-4=0
solve
x=3, x=4
(a)