What is the product?
6(x2-1) 6x+1)
O 6(x - 1)2
O 6(x2 - 1)

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?

Which of the following circles have their centers on the x-axis? check all that apply.