Ineed to buy a new laptop for my flvs class, since mine is kind of old. i saw and advertisement on t. v. where it mentioned that they have 16 inches high and 14 inches wide screen lap tops on sale. by using pythagora’s theorem i need to calculate and see, what is the diagonal length of the screen?

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 are trying to move an attached term across the equal sign (=), what operation would you use to move it?

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)