I f A (1,2,34,5,6) ,B (2,4,6,8,10) find the following (A U B) (B U A) (A- B) (B-A)​

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f