A 2.80 kg mass is dropped from a height of 4.50 m . What is the potential energy of the mass when it is 1.50 m above the ground? \[ \mathrm{PE}=[?] \mathrm{J} \]

What is the slope of the line represented by the equation \(y = 2x + 3\)?

¿Que es el ADN recombinante? ¿Que es la clonación? ¿Que es la ingenieria genérica? ¿Oive es la terapia gonica?

The length of a rectangle is 5 meters less than twice the width. If the area of the rectangle is 493 square m The width is \( \square \) meters. The length is \( \square \) meters.

2. A rectangular prism is 4 inches long, 3 inches wide, and 8 inches tall. Which expression can be used to find the volume of the rectangular prism in cubic inches? (A) \( (4 \times 3) \times 8 \) (B) \( 4+3+8 \) (C) \( (4 \times 3)+8 \) (D) \( 4-(3 \times 8) \)

() \( \left(2 x^{2}-3 x+9\right)(x-5) \) (2) \( \left(x^{2}-2 x+1\right)\left(x^{2}+3 x+4\right) \) (3) \( (x-2 y)\left(2 x^{2}-3 x y+4 y^{2}\right) \) ( \( \left(3 x^{2}-x+2\right)\left(x^{2}-4 x+5\right) \) ( \( \left.x^{2}+3 x+2\right)\left(x^{2}-x+1\right) \)