Share/Like This Page
Browse Questions

Common Core Standard HSN-CN.C.7 Questions

Solve quadratic equations with real coefficients that have complex solutions.

You can create printable tests and worksheets from these questions on Common Core standard HSN-CN.C.7! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Grade 10 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve the quadratic equation using the quadratic formula.

x2-2x+5=0
  1. 3,-1
  2. 1±2i
  3. 2±4i
  4. No solution
Grade 10 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve the quadratic equation using the quadratic formula.
2x2-6x+5=0
  1. None of these
  2. 2,1
  3. 3±i
  4. 3±i2
Grade 11 Complex Numbers CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve: x2+64=0
  1. x=-64,64
  2. x=-8i,8i
  3. x=-64i,64i
  4. x=-8,8
Grade 10 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve.
4x2+38=2
Grade 10 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve. 3x2-2x+4=0
Grade 10 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve. 9x2+3x+7=0
Grade 10 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
The solutions of x2+6x+10=0 are which of the following?
  1. x=-4,x=-22
  2. x=2,x=4
  3. x=-3±i
  4. x=3±i
Grade 11 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve the quadratic equation: (x-5)2=-100. What are the two solutions for the quadratic equation?
  1. x=5orx=-5
  2. x=10iorx=-10i
  3. x=-5+10iorx=-5-10i
  4. x=5+10iorx=5-10i
Grade 11 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve the quadratic equation: x2=-1225. What are the two solutions for the quadratic equation?
  1. x=-35iorx=-35i
  2. x=35iorx=-35i
  3. x=35orx=-35
  4. x=35iorx=35i
Grade 11 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve the quadratic equation using the square root method: 4x2+100=0. What are the two solutions for the quadratic equation?
  1. x=5orx=-5
  2. x=5iorx=-5i
  3. x=5iorx=5i
  4. x=-5orx=-5
Grade 11 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
Solve the quadratic equation using the square root method:x2+1600=0. What are the two solutions for the quadratic equation?
  1. x=40orx=-40
  2. x=40iorx=40i
  3. x=40iorx=-40i
  4. x=-40orx=-40

Become a Pro subscriber to access Common Core questions

Unlimited premium printables Unlimited online testing Unlimited custom tests

Learn More About Benefits and Options