Task 6—polynomial identities

pick a two-digit number greater than 25. rewrite your two-digit number as a difference of two numbers. show how to use the identity (x − y)2 = x2 − 2xy + y2 to square your number without using a calculator.

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .