If a is an even number, and we factor the expression a3 + 343, which statement is true about the quadratic factor we obtain? A) It will always be an odd number.
B) It may be an even or odd number.
C) It will always be an even number.
D) It will always be a composite number
if you could please explain thank you

In djkl, side jk measures 10.6 inches, side kl measures 7 inches, and side jl measures 5 inches. based on the information that is provided, which could be a correct set of angle measures for these sides? angle j = 23.2°, angle k = 33.5°, angle l = 23.2° angle j = 23.2°, angle k = 33.5°, angle l = 123.2° angle j = 123.2°, angle k = 23.2°, angle l = 33.5° angle j = 33.5°, angle k = 23.2°, angle l = 123.2°

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)