Perform the indicated operations:
?

?

A. -5
B. -17
C. 17
D. 5


Answer: A

Mathematics

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Find R2.

´ R1 Ã V1 = E³ ÄÄÄÄÄÄÄ ³. V1 = 15 V, E = 30 V, R1 = 15 Kê. ’ R1 + R2 Å a. 15 Kê b. 45 Kê c. 30 Kê d. 10 Kê e. 40 Kê

Mathematics

Subtract and simplify. - 

A.
B.
C.
D.

Mathematics

Simplify.

A. - 
B.
C. -12
D.

Mathematics

Find the least common multiple for the set of numbers.3 and 7

A. 42 B. 21 C. 1 D. 10

Mathematics