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Algebra unit 5 vocab
Term | Definition |
---|---|
The Quadratic formula will not give us the coordinates of the points of intersection of a line and a quadratic when the value of the discriminant, b^2-4ac, is | Negative |
Any value or values for a variable or variables that make an equation or inequality true | Solution |
If an inequality contains the symbols greater than equal to or leas than equal to it would be graphed as | solid line |
if an inequality contains the less than or greater than symbols the graph line will be | Dashed line |
what number is a number of the form bi where b is a real number and i^2=-1 | Imaginary |
A Number of the form a+bi where a and b are real numbers and i^2=-1 | Complex |
The conjugate of a complex number a+bi is ? | the complex number a-bi |
a quantity that has both length an direction | Vector |