The answer is B my friend
Answer:
4.7
Step-by-step explanation:
Just do 28/6 and the simplify it to 14/3 and divide and get 4.6 repeating round it to 4.7
Answer:
C
Step-by-step explanation:
Answer:
cos 60 1/2
sin0 0
tan45 1
Step-by-step explanation:
do it in calculator
Answer:
t = 7 + 3i
Step-by-step explanation:
(t-7)^2 + 18 = 9
(t-7)^2 = 9 - 18
(t-7)^2 = -9
(t-7) = sqrt(-9) = |3| sqrt(-1)
t = 7 + 3i