No real solutions, because for all real numbers the square of number is greater or equal 0.
Answer:
1. x= -3
2. x= 20
Step-by-step explanation:
sorry if this is wrong,
Three times as long of 20 square meters would be 60
you can do 20×3 to get 60.
Answer:
{1, 5, 143}
Step-by-step explanation:
715 is evenly divisible by 5, so one factor of 715 is 5 and the next is 715/5, or 143. 143 is not factorable further. Thus, the factors of 715, in ascending order, are 1, 5 and 143.
F(4)=2(4)^3-5(4)^2-11(4)-4=128-80-44-4=0
Solution is 4
