Simplify the following expression -5[(x^3+1)(x+4)]
A.) x^4+x^3+4x
B.) -5x^4-20x^3-5x-20
C.) -5x^4+20x^3-5
D.) x^4+4x^3+x+4

What is the product? (x2+3y+7) [yy+1)

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8