Register

A swimming pool has a depth of d inches, a length of 8d + 5 inches and a volume of 32d3 - 4d2 - 15d cubic inches. Find the width of the pool.

A swimming pool has a depth of d inches, a length of 8d + 5 inches and a volume of 32d3 - 4d2 - 15d cubic inches. Find the width of the pool.
116k views
11 votes
A swimming pool has a depth of d inches, a length of 8d + 5 inches and a volume of 32d3 - 4d2 - 15d cubic inches. Find the width of the pool.

User Pinko
by
7.2k points

1 Answer

7 votes

Answer: 4d-3

Explanation:

A width of a pool is:


(32d^(3)-4d^(2)-15d )/(d \cdot (8d+5))=(d\left(32d^2-4d-15\right))/(d\left(8d+5\right))=(32d^2-4d-15)/(8d+5)=(\left(8d+5\right)\left(4d-3\right))/(8d+5)=\\\\=4d-3

User Jrenk
by
7.6k points
← Prev Question Next Question →

Related questions

User Roshnal
asked Oct 27, 2022 116k views
4d2–15d+9=0 solve for d
Roshnal asked Oct 27, 2022
by Roshnal
8.1k points
1 answer
0 votes
116k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!