Answer:sorry no spanish
Step-by-step explanation:
The answer would be C. both plane A and B because it's on line s which lies on both planes.
Answer:
It represents the price that ray is actually paying. Instead of paying for 100% of the price, he is now only paying for 90%
Step-by-step explanation:
Jim goes to the shop and sees that the T-shirts are only $5.75 each and so wishes to buy 3 of them.
Expressed as a fraction $5.75 = $5 3/4
How much does he have to pay?
The answer is $17.25 or 17 1/4
The cardinality of the union between two sets is given by

In fact, if an element is in both A and B, it is counted in both N(A) and N(B), so we're counting it twice. By subtracting the cardinality of the interserction, we're taking back one of these "extra-counted" element, and the count is correct. In your case, the numbers are

This means that the two sets cover, without repetitions, 43 of the 66 elements in the sets. So, there are

elements which are in neither A nor B