What is the value of 11x^-3y^-1 for x=-1 and y=2

a.-2/11
b.-22
c.-66
d.-11/2

Find the complete factored form of the polynomial 40m^3n^2+45m^2n^6

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Carmen ayer en el mercado compro 3/4 kg de guayabas, 6/8 kg de peras, 1/2 kg de naranjas ¿cuantos kilogramos de fruta compro?