4. If the determinant delta of a quadratic equation is positive, the equation has two real roots. If the determinant is negative, it has two imaginary roots. In this case, delta=b^2-4ac=(-1)^2-4*1*4=-15. Therefore, this equation has two imaginary roots.
Hey there!
The answers to your question is 8 and 9.
We can look at all the addends of 17, and see what 2 multiply to 72.
Have a great day hope it helps!
Answer:
TRUE
Step-by-step explanation:
If you have a graphing calculator then it is easy to graph