TEKS.MATH.9-12.II.C

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

Tags

TEKS.MATH.7.7A

TEKS.MATH.8.9A

TEKS.MATH.9-12.II.C

The interest received on a savings account varies directly with the amount deposited. Daniel received $55.35 in interest on $1230 he deposited. How much interest would Daniel have received if he had deposited $2000 into his account?

• 34.04
• 90.00
• 1,285.35
• 44,444.44

Tags

TEKS.MATH.9-12.II.C

What is the domain?
Remember domain is the "x" values. 
And an open circle means it DOES NOT equal that number - use < and >
Only use ≤ and ≥ with a closed circle.

• -4 < x ≤ 5
• -4 ≤ x < 5
• -3 < y < 3
• -3 ≤ y ≤ 3

Tags

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

TEKS.MATH.9-12.II.C

Solve by elimination 
-12x-10y= 0 
 6x+5y= -1

• infinite solutions
• (0,0)
• no solution 
• (2,1)

Tags

TEKS.MATH.9-12.II.C

Solve by Factoring:  4x² + 11x - 3 = 0

• x = -3/4 and x = -1
• x = 4 and x = 3
• x = 1/4 and x = -3
• x = -1/4 and x = 3

Tags

TEKS.MATH.9-12.II.C

Solve the system of linear equations 
5x - 3y = -36
2x + 3y = 15

• (-3, 7)
• (-3, -5)
• (7, -3)
• (-3, 0)

Tags

TEKS.MATH.9-12.II.C

This is a graph of which inequality?

• y > 4x - 2

• y > -2x + 4

• y < -2x

• y < 4X - 2

Tags

TEKS.MATH.9-12.II.C

3 What is the discriminant of

-2x² − x − 1 = 0 ?

• 76

• -7

• 9

• none of these

Tags

TEKS.MATH.9-12.II.C

8(x - 1) = 4(x + 4) - 2x

• 2

• 6

• -2

• 4

Tags

TEKS.MATH.9-12.II.C

When in standard form, what is the value of a, b and c in this quadratic?

8x² + 3x - 6 = 3x

• a = 8 b = 0 c = -6

• a = 8 b = 6 c = -6

• a = 8 b = -6 c = 0

• a = 8 b = 3 c = -6

Tags

TEKS.MATH.9-12.II.C