Question

If m is equals to 3 and n is equals to 2, find the value of ​

Answer 1

Answer:

54+212-90

66-90

=25 right answer correct

Answer 2

Step-by-step explanation:

${2m }^{3} + {3n}^{2} - {5m}^{2}n \\ \\2 \times {3}^{3} + 3 \times {2}^{2} - 5 \times {3}^{2} \times 2 \\ \\ 2 \times 27 + 3 \times 4 - 5 \times 9 \times 2 \\ \\ 54 + 12 -90 \\ \\ 66 - 90 \\ \\ - 24$