Answer:
(6x^2 - 5)(x^2 + 2).
Step-by-step explanation:
6x^4 - 5x^2 + 12x^2 - 10
= 6x^4 + 12x^2 - 5x^2 - 10
= 6x^2(x^ + 2) - 5(x^2 + 2)
(x^2 + 2) is common so we have:
-10t+6=0
-10t=-6
Divide both side by -10
t=3/5
The area of the grass covered by the sprinkler water is approximately 78.54 feet^2
1.31
