Hoạt động khởi động

Multiple Choice

9.9.9.9.9.9

• $$9^4$$

• $$9^5$$

• $$9^6$$

• $$9^7$$

Multiple Choice

16, cơ số 2 là:

• $$2^4$$

• $$4^2$$

• $$2^{16}$$

• $$16^2$$

Multiple Choice

$$3^5.3^3$$

• $$3^{15}$$

• $$3^2$$

• $$3^8$$

• $$8^3$$

Multiple Choice

$$2^8:4$$

• $$2^3$$

• $$2^4$$

• $$2^5$$

• $$2^6$$

Multiple Choice

$$5^7:5^5.25$$

• $$5^3$$

• $$5^4$$

• $$5^5$$

• $$5^6$$