7m² =21m Solve this quadratic equation by factorisation.
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Answered by
26
Hi ,
Given quadratic equation is 7m² = 21m
7m² - 21m = 0
7m( m - 3 ) = 0
Therefore ,
7m = 0 or m -3 = 0
m = 0 or m = 3
0 or 3 are two roots of given quadratic
equation.
I hope this helps you.
: )
Given quadratic equation is 7m² = 21m
7m² - 21m = 0
7m( m - 3 ) = 0
Therefore ,
7m = 0 or m -3 = 0
m = 0 or m = 3
0 or 3 are two roots of given quadratic
equation.
I hope this helps you.
: )
Answered by
12
Answer:
Step-by-step explanation
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