What is the sum of the polynomials? (-x2 + 9) + (-3x2 – 11x + 4)
0-4x2 - 2x + 4
0 -4x2 - 11x + 13
O 2x2 + 20x + 4
O 2x2 + 11x +

Is it greater than or less than7*3_9*2

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52