TEKS.MATH.9-12.II.C

Determine the value of the discriminant and name the nature of the solution for the following:
x² + 2x - 63
Remember:  b² - 4ac

• 256 - 2 reals - Rational
• √(-256 - 2 imaginary solutions
• √(137) - 2 reals - Irrational
• 123 - 2 reals - Rational

Tags

TEKS.MATH.9-12.II.C

What is the solution(s) to the radical equation √(x-13)/2=3

• 49
• No solution
• 19
• 31

Tags

TEKS.MATH.9-12.II.C.1

TEKS.MATH.9-12.II.C

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5
• x = 20 and x = -9
• x = 4 and x = 5
• x = -4 and x = 5

Tags

TEKS.MATH.9-12.II.C

Which of the following equations match the given graph?

• y  < 2/5x + 1
• y ≥ -2/5x + 1
• y ≤  2/5x + 1
• y ≥ -2/5x - 1

Tags

TEKS.MATH.8.5B

TEKS.MATH.9-12.II.C

What inequality does the number line graph represent?

• -x + 4 ≥ -1
• -2x + 3 > -7
• -x + 1 < -4
• 2x + 3 ≥ 13

Tags

TEKS.MATH.9-12.II.C

Solve for x
| x - 7 | > 3

• x>4 or x<10
• 4 < x < 10
• x>10 and x<4
• x>10 or x<4

Tags

TEKS.MATH.9-12.II.C

Use the quadratic formula to find the solutions for
y = 2x² - 9x + 5

• -8.14 and -6.14
• 4.07 and 3.07
• 3.85 and 0.65
• ZERO solutions

Tags

TEKS.MATH.9-12.II.C

Solve the proportion.

• 18
• 4
• 9
• 8

Tags

TEKS.MATH.9-12.II.C.1

TEKS.MATH.9-12.II.C

Solve
8x < 48

• x < -6
• x > -6
• x < 6
• x > 6

Tags

TEKS.MATH.9-12.II.C

Solve the equation: ∛(7j - 2) = ∛(j + 4)

• j = -1

• j = 1

• j = 3/4

• j = 6/7

Tags

TEKS.MATH.9-12.II.C