To subtract two fraction we have to make common denominator. We can do this by multiplying or dividing numerator and denominator by the same number in one fraction.
Lets do this.
- its the result
For instance you have -2(x+7) if you were to rename the problem without parentheses it would be -2•x+7. You multiplied the x+7 in the parentheses by -2 that's outside the parentheses
hope that helped
Answer: I got you.....the correct answer will be (-2,-3) aka D
Step-by-step explanation:
Answer:
h = 3V / π r^2.
Step-by-step explanation:
V = 1/3 π r^2 h
h = V / ( 1/3 π r^2)
= 3V / π r^2.