Answer:
There are a total of 4 + r + 6 marbles in the bag
The probability of a blue is
The probability of a red is
The probability of choosing a blue, replacing it and then a red is
×
= [tex]\frac{4r}{100+20r+ r^{2} /[tex]
Step-by-step explanation:
Answer:
Step-by-step explanation:
7x^3 + x - 2x^3 + 5x + 8
5x^2 + 6x + 8
There is no graph attached