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$QG-7$ $:$ $6$ $-$ $\left(1\right)$ $a^{2}$ $+8ab$ $+16b^{2}$ $.$ $\left(^{.1}\right)$ $1$ $4x^{2}$ $-4x+1$ $\left(-..\right)$ $111$ $9x^{2}$ $-12xy$ $+4y^{2}$ $.$ $\left(1V\right)$ $x^{2}+6xy$ $+9y^{2}$ (v) $\right)$ $4x^{2}+9y^{2}+16z^{2}+12xy$ $+24$ $yz+16xz$ $\left(Mi\right)$ $m^{2}$ $+4n^{2}$ $+25z^{2}$ $-4mn$ $-20nz$ $+10$ $mz$
1st-6th grade
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Qanda teacher - yogi166
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