Chapter 9: Q22. (page 566)
Solve the equation by completing the square. Round to the nearest tenth.
Short Answer
are the solutions of the given equation.
Chapter 9: Q22. (page 566)
Solve the equation by completing the square. Round to the nearest tenth.
are the solutions of the given equation.
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Get started for freeSolve each equation by graphing. If integral roots cannot be found, estimate the roots to the nearest tenth.
Shelly’s investment of $3000 has been losing value at a rate of 3% each year. What will her investment be worth in 6 years?
Record your answers on the answer sheet provided by your teacher or on a sheet of paper.
Use the graph of the quadratic equation shown below to answer each question.
A What is the vertex?
B What is the-intercept?
C What is the axis of symmetry?
D What are the roots of the corresponding quadratic equation?
State whether the given sentence is true or false. If false, replace the underlined term to make a true sentence.
An example of an exponential function is .
The cost of 5 notebooks and 3 pens is . The cost of 4 notebooks and 6 pens is . Which of the following systems can be used to find the cost of a notebook and a pen ?
a. Write a system of equations to model the situation.
b. Solve the system of equations. How much does each item cost?
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