Evaluate the following using suitable identities
$(105)^{3}$
$115412$
$1157625$
$1254721$
$1146994$
Find the zeroes of the polynomial:
$p(x)=(x-2)^{2}-(x+2)^{2}$
Simplify $(2 x-5 y)^{3}-(2 x+5 y)^{3}$
Factorise
$8 x^{3}+125 y^{3}+343-210 x y$
If $a+b+c=0,$ then the value of $a^{3}+b^{3}+c^{3}$ is equal to
Evaluate
$77 \times 83$
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