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HiSET Mathematics — practice by topic

Browse 38 questions across 13 Mathematics topics. Choose what you want to revise, then open a question to check its answer and worked solution.

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An equation reads x squared equal to k. How many solutions does the Square Root Property give?

  1. It gives one solution
  2. It gives four solutions
  3. It gives two solutions
  4. It gives no solutions
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Correct answer: C. It gives two solutions

1. A square root of a number is any value whose square is that number. 2. Squaring a positive value and squaring its opposite give the same result. 3. So the Square Root Property returns both the principal square root and its opposite, which is two solutions. _Source: OpenStax Intermediate Algebra (CC BY 4.0), section 9.1 Solve Quadratic Equations Using the Square Root Property_

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How many square roots does every positive number have?

  1. It has two square roots
  2. It has one square root
  3. It has three square roots
  4. It has four square roots
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Correct answer: A. It has two square roots

1. If a value squared gives a number, that value is a square root of the number. 2. Squaring 13 gives 169, and squaring negative 13 also gives 169. 3. So every positive number has two square roots, one positive and one negative. _Source: OpenStax Intermediate Algebra (CC BY 4.0), section 9.1 Solve Quadratic Equations Using the Square Root Property_

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What is the standard form of a quadratic equation?

  1. ax cubed + bx + c = 0
  2. ax + bx squared = c
  3. ax squared + bx = cx
  4. ax squared + bx + c = 0
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Correct answer: D. ax squared + bx + c = 0

1. A quadratic equation has a term in which the variable is raised to the second power. 2. In standard form every term is collected on one side and the other side is 0. 3. That gives ax squared plus bx plus c equal to 0, where a may not be 0. _Source: OpenStax Intermediate Algebra (CC BY 4.0), section 9.3 Solve Quadratic Equations Using the Quadratic Formula_

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