Please help! It would mean a lot! I will give brainliest! Prove your answer as to why 9 in, 4 in, and 6 in will or will not form a triangle.

Which graph corresponds to the function f(x) = x2 + 4x – 1?

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

What does the sign of the slope tell you about a line?