Answer:
x = -1/3 and x = 4 choose 4
Step-by-step explanation:
3x2 + 11x – 4= 0
...
3xx - 12x + x - 4 = 0
3x(x -4) + x - 4 = 0
(x-4)(3x + 1) = 0
Answer:
boy this biology
Step-by-step explanation:
no math
Answer:
Step-by-step explanation:
A diameter is two times longer than a radius. Therefore, if the diameter
d = 24in, then the radius r = (24in) : 2 = 12in.
The formula of an area of a circle:
Substitute:
Then
Answer:
∠ C ≈ 66.8°
Step-by-step explanation:
Using the tangent ratio in the right triangle
tanC = = = , then
∠ C = ( ) ≈ 66.8° ( to the nearest tenth )