Question

heya guys help me with this question....pls its very urgent....i need it today itself......i will mark ur the brainliest Q 7 (ii) part only bn pls pls pls

Answer 1

i)(2)^x+2=256
=>2^x+2=2^8
=>x+2=8
=>x=8-2
=>x=6


ii)x^3=729
=>x^3=9^3
=>x=9

Answer 2

$(i). \: \: \: {2}^{x + 2} = 256 \\ {2}^{x + 2} = {2}^{8} \\ x + 2 = 8 \\ x = 8 - 2 \\ x = 6 \\ (ii). \: \: \: {x}^{3} = 729 \\ {x}^{3} = {9}^{3} \\ x = 9$
please mark a brainliest