Hey there!
Assuming you meant….
(0.2)^3 * (0.3)^4
= 0.2^3 * 0.3^4
= 0.2 * 0.2 * 0.2 * 0.3 * 0.3 * 0.3 * 0.3
= 0.04 * 0.2 * 0.09 * 0.09
= 0.008 * 0.0081
= 0.0000648
≈ 0.000065
Therefore, your answer should be:
0.0000648
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)