Answer:
6√5
Step-by-step explanation:
√15 x √12
=√3x √5 x 2 x √3
=3 x 2 x √5
=6 x √5
=6√5
The second one is correct
Answer:
No.
Step-by-step explanation:
Sweet Potatoes= 0.79 Per pound including tax.
So 0.79 · 8 = $6.32
And Stuart only have $5.00.
Therefore He don't have enough money for 8 pound of sweet potatoes.
This is how you get your answer you take 43.9 and divide it by 12.7 which gives you 3.4566 and add .52 to get 3.9766 then you multiply that number by 12.7 which gives you 50.5 so $50.5 is how much she would have originally payed.
I did the first one.
a. The equation that you need to get DF.
b. Substitute the values in the equation.
c. Add up the rs and the numbers (to simplify).
d. divide both sides by 5 to get r.
e. The value of r is given.