Question

A rectangle has a height of 7 and a width of 2x^2 – 3.

Express the area of the entire rectangle.
Expression should be expanded.
2x^2 -3 7
Area -

Answer 1

Answer: 14x² - 21

Step-by-step explanation: Just trust me i promise u its the answer and besides your probably doing khan academy right now.

Answer 2

14x² - 21

Explanation:

given for a rectangle,

height = 7

width = 2x² - 3

Area = height x width

= 7 (2x² - 3)

= (2x²) (7) - 3 (7)

= 14x² - 21