WorksheetsQuadratic Formula with Rational Solutions
Total questions: 10
Worksheet time: 10mins
If the solutions of a quadratic equation are 2±35 , the following is true about the equation:
discriminant: perfect square
discriminant: non-perfect square
discriminant: negative
2 x-intercepts
1 x-intercept
If the discriminant of a quadratic equation is 25, the following is true about the solutions:
1 solution
2 solutions
rational
irrational
complex
With a quadratic equation, which methods or concepts require you to set the equation equal to zero first?
discriminant
directrix
quadratic formula
completing the square
factoring
Complete the quadratic formula
−b
b2−4ac
2a
b
2b−4ac
b2−4c
2
a2
b2−ac
2b
Use the quadratic formula to type an expression that will yield the solutions to the equation above. You cannot type ± on the keyboard so instead put +− DO NOT SIMPLIFY ANYTHING. JUST PLUG IN WITH PARENTHESES.
Use the quadratic formula to type an expression that will yield the solutions to the equation above.
You cannot type ± on the keyboard so instead put +−
DO NOT SIMPLIFY ANYTHING. JUST PLUG IN WITH PARENTHESES.
Make a true statement about about Graph A
The discriminant is (a)
There will be (b)
zero
one real solution
positive
negative
two complex solutions
two real solutions
Make a true statement about about Graph B
The discriminant is (a)
There will be (b)
negative
two complex solutions
positive
zero
one real solution
two real solutions
The discriminant is
ax2 + bx + c
b - 4ac
b2 - 4ac
b2 + 4ac
Solve using the Quadratic Formula
6x2 - 52 = 11x
x = 4, -2.17
x = -4, 2.17
x = -3.71, -1.88
x = 3.71, 1.88
