No student devices needed. Know more
20 questions
Factor and Solve
6x2 + 17x + 12 = 0
x = -4/3, x = -3/2
x = 9, x = 8
x = 4, x = 3
x = -4, x = -3
Factor and Solve
2x² - 3x - 2 = 0
x = 1, x = -1
x = -1/2, x = 2
x = 1/2, x = 2
x = 1/2, x = 1
Factor
Isolation/Solve with Square Roots
Complete the Square
Quadratic Formula
What are the steps to solving this by completing the square?
a2 + 10a + 21 = 0
Subtract 21 from both sides of the equation
Add 25 to both sides of the equation
Rewrite the left hand side as a (binomial)2
Take the square root of both sides of the equation
Subtract 5 from both sides of the equation
Complete the quadratic formula
Black question mark (a)
Blue question mark (b)
Red question mark (c)
Solve by factoring: x2 = 7x + 18
-7 and -18
9 and 2
9 and -2
2 and 7
Solve by the Square Root method: x2 = 16
± 4
± 8
4
8
Solve by the Square Root method:
-5x2 = -50
± 5
± 10
± √10
-10
Solve the following quadratics equation by completing the square...
x2 + 4x + 1 = 0
x = -2 ± √3
x = -3 ± √2
x = 2 ± √3
x = 2 ± √2
Solve by using a method of your choice:
k2 − 12k + 23 = 0
{6 + √13, 6 - √13}
{-6 + √13, -6 - √13}
{6 + √59, 6 - √59}
{-6 + √59, -6 - √59}
How many solutions are there?
0
1
2
3
Explore all questions with a free account