How to factories 49m square -42m+9
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Answered by
4
Answer:
49m² - 42m + 9 = 0
49m² - 21m - 21m +9 = 0
7m(7m-3) -3(7m-3) = 0
(7m-3)(7m-3) = 0
(7m-3)² = 0
m = 3/7 (Ans.)
Answered by
0
Step-by-step explanation:
49 square root = 7
7m -42m+9 =44
m=44
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