Answer:
4u+3
Step-by-step explanation: 8/1*1/2= 8/2=4u
8/1*3/4= 24/8=3
the answer is -8. have a nice day!⭐️
Answer:
8.3
Step-by-step explanation:use law of cosine
solve equation
substitute
simplify
Answer:
1
Step-by-step explanation:
i (a + bi) = 1
ai + b(-1) = 1
ai − b = 1
Match the coefficients.
ai = 0
-b = 1
Therefore, a = 0 and b = -1.
So a − b = 0 − (-1) = 1.
