Let’s factorise.
a) $x^3 + 15x^2 + 56x$
b) $x^3 + 17x^2 + 42x$
c) $x^4 – 4x^3 – 21x^2$
d) $x^4 – 14x^3 + 45x^2$
e) $x^3 + 13x^2 – 30x$
f) $x^4 + 2x^3 – 8x^2$
g) $x^5 – 18x^4 + 72x^3$
h) $x^5 + 11x^4 – 102x^3$
1 Marks
Let’s factorise.
a) $x^3 + 15x^2 + 56x$
b) $x^3 + 17x^2 + 42x$
c) $x^4 – 4x^3 – 21x^2$
d) $x^4 – 14x^3 + 45x^2$
e) $x^3 + 13x^2 – 30x$
f) $x^4 + 2x^3 – 8x^2$
g) $x^5 – 18x^4 + 72x^3$
h) $x^5 + 11x^4 – 102x^3$
Select sub-parts from the list to begin.
Study Solution
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