PLS HELPPP ME!!!! URGENT

Answer:
i think 2²¹ is answer
Step-by-step explanation:
=2³×2¹⁸
=2^3+18
=2^21
Answer:
Step-by-step explanation:
[tex] = {2}^{3} \times {2}^{18} [/tex]
[tex] = {2}^{3 + 18} [/tex]
[tex] = {2}^{21} [/tex]
Hence,
[tex] {2}^{21} [/tex]
Is the required answer.