For the equation:
-1=5 x^2 - 2 x
5 x^2 - 2 x + 1 = 0, then we substitute: a=5, b=-2, c =1
to discriminant formula: D= b^2 - 4 a c = (-2)^2 - 4 * 5 * 1 = 4 - 20 = - 16
Answer:
The discriminant is equal to -16 which means the equation has no real number solutions.
Answer:
square root of 19
Step-by-step explanation:
10^2 - 9^2 = 19
Hi!
The least common denominator is : B. 42.
9/14=27/42
and
2/21=4/42
Answer: -1
Step-by-step explanation:
I think because if u graph it you can count the boxes down and to the side and you get -1