A rifle is aimed horizontally at a target on a screen some distance away. The bullet hits the target 2.8 cm below the aim point.
1 answer:
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25 a² + 20 ab + 4 b²
for formula
find u,v such that: u.v = a
and u+v = b then group according to
=
factor out 5a from :
factor out 2b from :
=
factor out :
=
Refine:
hope this helps!.
for formula
and u+v = b then group according to
=
factor out 5a from :
factor out 2b from :
=
factor out :
=
Refine:
hope this helps!.