factorisation of 5a2-20a
Answers
Answered by
2
Explanation:
simplyfing the first equation:
having a common factor "a"
a(5a+20)
simplifying The denominator:
having a common factor "
a
2
"
a
2
(a-2)
Moving to the second equation:
The numerator:
a
2
-a- 12
This equation cannot be solved by the common factor method, because -12 has no "a".
However, It can be solved by another method:
opening 2 different parenthesis
(a-4).(a+3)
The dominator:
having the power common factor
(
a
−
4
)
2
Answered by
1
Answer:
0 and 4
Step-by-step explanation:
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