Answer:
you just post the question and people answer
Step-by-step explanation:
CscA = 1/sinA
CosACscA = cosA × 1/sinA = cosA/SinA = cotA
I think the answer is -20
Answer:
I = V/R
Step-by-step explanation:
V = IR
Divide by R on both the sides,
I = V/R