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Ito | Mathematics
IGCSE
IB Math AA SL
IB Math AA HL
Challenges
(1D) Perfect squares expansion
Expand and simplify.
$\left(-3y-7x\right)^{2}$
Check
$\left(-9x-5y\right)^{2}$
Check
$\left(-4x-7y\right)^{2}$
Check
$\left(7-8y\right)^{2}$
Check
$\left(7y+2\right)^{2}$
Check
$\left(3x-7\right)^{2}$
Check
$\left(3y-8x\right)^{2}$
Check
$\left(9y-7\right)^{2}$
Check
$\left(-4-9y\right)^{2}$
Check
$\left(5x+3\right)^{2}$
Check