The answer would be 20 or 9
Answer:
Step-by-step explanation:
<u>Ratio of turns</u>
<u>If A = 60 then the ratio is</u>
- 60/B = 2/3 ⇒ B = 60*3/2 = 90
Answer:
Step-by-step explanation:
Given the algebraic expression;
To make n the subject of formula.
Cross-multiplying, we have;
Rearranging the equation, we have;
Answer:
One Real number solution
Step-by-step explanation:
check the discriminant
12^2 - 4*4*9
b^2 - 4ac
...
144 - 16*9 = 0
one double root