Solve by factoring when a=1
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Mathematics
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11th Grade - University
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Practice Problem
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving a quadratic equation to find its roots?
Set the equation equal to zero
Multiply all terms by a constant
Add a constant to both sides
Divide by the highest power of x
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't inverse operations be used directly to solve quadratic equations?
Because they have both x and x^2 terms
Because they involve complex numbers
Because they require integration
Because they are not continuous functions
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of rewriting a quadratic equation in intercept form?
To find the product of the factors
To simplify the equation
To convert it into a linear equation
To eliminate the x^2 term
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pair of numbers is used to factor the quadratic equation in the box method?
2 and -7
1 and -6
3 and -4
5 and -9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the solutions to the quadratic equation after factoring?
x = 3 and x = -4
x = 5 and x = -9
x = 7 and x = -2
x = 1 and x = -6
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