4. Simplify the expression. Write the answer using scientific notation
(5x107)6x104)
A 3.0 * 1012
B 1.1 * 1012
C 1.1 x * 1028
D 3.0x 1029

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.

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i