Factorise : (i) 413x2 + 5x – 213
(ii) 772x2 - 10x – 412
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Answer:
The given expression 4
3
x
2
+5x−2
3
can be factorised as follows:
4
3
x
2
+5x−2
3
=4
3
x
2
+8x−3x−2
3
=4x(
3
x+2)−
3
(
3
x+2)=(
3
x+2)(4x−
3
)
Hence, 4
3
x
2
+5x−2
3
=(
3
x+2)(4x−
3
)
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