The answer is: the light rays refract toward a central axis.
Answer:
220
Step-by-step explanation:
w/7 + 2 = 1
<em><u>Subtract 2 from both sides.</u></em>
w/7 = -1
<em><u>Multiply both sides by 7.</u></em>
w = -7
The value of w is equal to -7
Answer:
-4
Step-by-step explanation:
x^2+4x+5=0
a=1,b=4^1 C=5
4^2-4×1×5
-4
