What's the relationship value of 8s in 8800 not what's the place value of 8s in 8800

Which of the following expressions is equal to 2x^2+8

Masons cell phone company charges $0.12 for every text message he sends plus $2.50 per month if mason sent 25 messages this month how much money does he owe the one with the correct answer and explanation gets 10 points and is marked as the brainliest answer

Pl approximate the value of 13−−√ to the nearest tenths place. plot the approximation on the number line.