1.

If m=1, n=2 and p=3, find the value of:

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ANSWER...

\sf \: m = 1 \\  \sf \: n = 2 \\   \sf \: p = 3 \\  \\  \sf \: 2m {n}^{4}  - 15 {m}^{2} n -  p \\  \\  \sf = 2(1) {2}^{4}  - 15 ({1)}^{2} 2 - 3 \\  \\  \sf = 2 \times 16 - 15 \times 2 - 3 \\  \\  \sf = 32 - 30 - 3 \\  \\  \sf = 2 - 3 \\  \\  \sf = 1



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