Answer:
always
Step-by-step explanation:
Since ad, bc, and bd are integers since integers are closed under the operation of multiplication and ad-bc is an integer since integers are closed under the operation of subtraction, then (ad-bc)/bd is a rational number since it is in the form of 1 integer divided by another and the denominator is not eqaul to 0
Answer:
-0.41 radians
Step-by-step explanation
(Credit goes to calculista)
let
A---> the angle
if sin A=-0.4
then
A=sin-1(-0.4)
using a calculator
A=-23.578°----> the angle A belong to the IV quadrant
convert to radians
if pi radians--]----> 180°
x--------> -23.578°
x=-23.578*pi/180----> x=-0.41 radians
Read more on Brainly.com - brainly.com/question/9675799#readmore
Answer:
C, 4.123
Step-by-step explanation:
√(17) which equals 4.12
You need 100 pennies to make a dollar
You need 10 dimes to make a dollar
ratio of pennies to dimes is 100:10, or 10:1 simplified
hope this helps
