Which of the following sequences of numbers are arithmetic sequences?

check all that apply.

a. -3, -11, -17, -23, -33,
b. 3, 10, 17, 24, 31,
c. 1, -2, 3, -4, 5,
d. 45, 46, 47, 48, 49,
e. 54, 71, 88, 105, 122,

What is a graph with a never ending line called?

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?

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?