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22. If set C = {1,2,3,4} and set D = {2, 3, 6, 7}, what is the intersection of set C and set D?
a. {1,2,3)
b. {2,3,4}
C. {2,3)
d. {1,2,3,4,6,7)​


Sagot :

Answer:

r = 10i

i = imaginary number

Step-by-step explanation:

Transpose 100 to the other side and change signs

r2 = -100

Extract the square root of both sides, since it is the negative number, first find the square root of it.

r = 10

put i on it because it was a negative,

r = 10i

Step-by-step explanation: