book
Maths Puzzle
Numerical Ability
Find values of c so that the equation will have two solutions, one solution, and no real solution.
x^2+4x+c=0
Read Solution (Total 0)
book Other Question
What is the circumference of a circle if the area of the circle is 64? My homework gives me 5 choices.
1) 8
2) 16
3) 8 divided by the square root of pie
4)16 times the square root of pie
5) 32 times pie
i need help to figure out how to find square roots manually. Example: Find the square root of 529