Mathematics
Factorise the following:
150 - 6a2
Factorisation
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Answer
150 - 6a2 = 6(25 - a2) = 6(52 - a2).
Using identity,
a2 - b2 = (a + b)(a - b).
6(52 - a2) = 6(5 + a)(5 - a).
Hence, 150 - 6a2 = 6(5 + a)(5 - a).
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Factorise the following:
150 - 6a2
30 Likes
150 - 6a2 = 6(25 - a2) = 6(52 - a2).
Using identity,
a2 - b2 = (a + b)(a - b).
6(52 - a2) = 6(5 + a)(5 - a).
Hence, 150 - 6a2 = 6(5 + a)(5 - a).
Answered By
17 Likes