Answer:
BC = 6
Step-by-step explanation:
Using the sine ratio in the right triangle and exact value
sin30° =
sin30° = = = = ( cross- multiply )
2x = 12 ( divide both sides by 2 )
x = 6
That is BC = 6
Answer:
817 10^-3
Step-by-step explanation:
58/71
0.817
817 10^-3
Answer:
-1 x 2 = -2
Step-by-step explanation:
f(-1)=-1 x 2+1 = -1
-1 x 2 = -2
-2 + 1 = -1
g(-1) = 3 x -1 +5 = 2
3 x -1 + -3
-3 + 5 = 2
:)