sofia467735
09.03.2020 •
Mathematics
Christian and Jessica want to build a pool in their backyard however they also have dogs so they do not want the pool to take up all of the backyard cchristion is wondering how much room the dogs will have to run while jessica is concerned about the size of the pool they know that the area of their rectangular yard is represented by the equation f (x)=3x^2-14x-5 the area of the pool can be represented by the equation f (x)= (x-4) (2x+7)
What is the area of the grassy space where the dogs can run ?
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Ответ:
answer:
(x² - 13x + 23) units²
Step-by-step explanation:
3x²-14x-5 - [(x-4)(2x+7)]
3x² - 14x - 5 - [2x² - 8x + 7x - 28]
x² - 13x + 23
Ответ:
The correct answer is 4(-2) becasue the leeps to each number has 2 spaces between them and they are moving to the left of the number line that means that it is -2, and there are 4 leaps. Hopefuly this helped you..
Step-by-step explanation:please follow me.