Math, asked by ponnammeghana, 3 months ago

If =
m=2, n 3 then find 4m²-302
4 m² - 3n² tmn.​

Answers

Answered by Anonymous
9

Answer:

{ \huge{ \red{given : }}} \\  \\  \sf{m = 2 \: and \: n \:  = 3} \\  \\  { \huge{ \blue{solution : }}} \\  \\  \sf{(i) \:  {4m}^{2}  - 302} \\  \rightarrow \sf{4 {(2)}^{2}  - 302} \\  \rightarrow \sf{16 - 302} \\  \rightarrow{ \boxed{ \sf{ - 286}}} \\  \\  \\  \sf{(ii) \:  {4m}^{2}  -  {3n}^{2} } \\   \rightarrow \sf{4 {(2)}^{2}  - 3 {(3)}^{2} }   \\  \rightarrow \sf{4 ( 4) - 3 ( 9)} \\    \rightarrow \sf{16 - 27} \\ \rightarrow{ \boxed{ \sf{ - 11}}}

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