A ladder leans against a brick wall. The foot of the ladder is 7 feet from the wall. The wall is 13 feet tall. Round to the nearest tenth, the angle of elevation the
ladder makes with the ground. *

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?

Of f(x) is byof f(x)=-3|x| x-.f(x)? a )f(x)=3|x| b) f(x)=|x+3| c) f(x)= -3|x| d) f(x)= -|x+3|