1. Which expression is equivalent to (3x2-6) – (5x2 - 7x+5)-(9x + 3)?
A.-2x2–2x - 4
В.-2x2–2x-14
С.-2x2–16x+2
D.- 2x2-16x-14

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap