Write down the reciprocal of 8​

What is the standard form of -5x^2+2x^4-11+x^3+3x

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

Given: m zade = 60° and m2cdf = (3x + 15) prove: x = 15