Solving Quadratics with Complex Solutions

Front

If b²-4ac is positive, the quadratic equation has:

Back

Two real solutions

Tags

CCSS.HSA-REI.B.4B

Front

If b²-4ac is negative, the quadratic equation has:

Back

Two imaginary solutions

Tags

CCSS.HSA-REI.B.4B

Front

If b²-4ac is 0, the quadratic equation has:

Back

One real solution

Tags

CCSS.HSA-REI.B.4B

Front

What is the discriminant of the quadratic formula?

Back

b²-4ac

Tags

CCSS.HSA-REI.B.4B

Front

What are the zeros of the function f(x) = x² + 64?

Back

-8i and 8i

Front

Put 2x² = 3x - 4 in standard form

Back

2x² - 3x + 4 = 0

Front

Solve x² - 5x + 10 = 0

Back

(5 - i√15)/2 , (5 + i√15)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Front

Solve -2x² + 4x = 9

Back

(2 - i√14)/2 , (2 + i√14)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Front

How many solutions does this equation have?

Back

2 Complex Solutions

Tags

CCSS.HSN.CN.C.7

CCSS.HSA-REI.B.4B

Front

Solve for x:

Back

x = {2+i, 2-i}

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7