What is m^2-n^2-3mn-5m^2-n^2+6mn ?

The solution to m^2-n^2-3mn-5m^2-n^2+6mn is -4m^2-2n^2+3mn

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simplify m^2-n^2-3mn-5m^2-n^2+6mn

simplify

m^{2} - n^{2} - 3 mn - 5 m^{2} - n^{2} + 6 mn

- 4 m^{2} - 2 n^{2} + 3 mn

Solution steps

m^{2} - n^{2} - 3 mn - 5 m^{2} - n^{2} + 6 mn

Group like terms

= m^{2} - 5 m^{2} - n^{2} - n^{2} - 3 mn + 6 mn

Add similar elements:

m^{2} - 5 m^{2} = - 4 m^{2}

= - 4 m^{2} - n^{2} - n^{2} - 3 mn + 6 mn

Add similar elements:

- n^{2} - n^{2} = - 2 n^{2}

= - 4 m^{2} - 2 n^{2} - 3 mn + 6 mn

Add similar elements:

- 3 mn + 6 mn = 3 mn

= - 4 m^{2} - 2 n^{2} + 3 mn

75 q^{3}

- 3 + \frac{5}{2}

\frac{3}{8} \cdot \frac{5}{6}

cos (θ) (sec (θ) - cos (θ))

7 + 37

What is m^2-n^2-3mn-5m^2-n^2+6mn ?
The solution to m^2-n^2-3mn-5m^2-n^2+6mn is -4m^2-2n^2+3mn