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Quadratic Equations Problems - easy
Problem №1
What is the value of the greater root of the equation
?
Solution:
, so the roots of the equation are
and
. The greater one is obviously 4.
Problem №2
What is the value of the lesser root of the equation
?
Solution:
, so the solutions to the equation are
. The lesser one is obviously 1.
Problem №3
Find the solutions to the quadratic equation
. Write them separated by commas in the answer box.
Solution:
, so the roots are
and
.
Problem №4
Find the roots of the equation
. Write them in the answer box, separated by a comma.
Solution:
, so the roots are
and
.
Problem №5
Solve the equation
In the answer box, write the roots separated by a comma.
Solution:
The discriminant is
. The solutions are
.
.
Problem №6
Solve the quadratic equation
In the answer box, write the roots separated by a comma.
Solution:
The discriminant is
. The roots are
. Therefore,
.
Problem №7
Solve the quadratic equation
. In the answer box, write the roots separated by a comma.
Solution:
The discriminant is
. The roots are
. Therefore
and
Problem №8
Find the lesser root of the equation
Solution:
. Its roots are 5 and 7 and the lesser one is 5.
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