Question

 

Answer 1

D

Answer 2

D

Answer 3

2^{x + 2} = 33 - 1

2^{x + 2} = 32

2^{x +2}  = 2⁵

^{=> x + 2 = 5}

^{=> x = 5 - 2}

^{=> x = 3}

Answer 4

D