What is the quadratic equation written in standard form x^2-13x+20=-6

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2

The distance from the sun to earth is about 1.5×10 to the 11th m suppose light travels at a speed of 3×10 to the 8th m per second about how long does it take light from sun to reach earth

Click on the number until you find the right quotient. 12x^a y^b ÷ (-6x^a y)