Use A' for A complement, etc. and n = intersection ∩.
n(A' n B')
=n(A u B)' by the de Morgan's law
=nU-n(nA+nB-n(AnB)) n(A u B) = nA + nB - n(AnB) and nX'=nU-nX
=400-(135+80-60)
=400-155
=245
Answer:
x = 11-1 = 10
Step-by-step explanation:
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Answer:
Step-by-step explanation:
Using the Pythagorean theorem:
c^2=a^2+b^2
15^2=10^2+x^2
√(225-100)=x
√125=x
Answer:
9/4 x 16/5
=36/5
Step-by-step explanation: