$\text{Use}\ (a+b)(a-b)=a^2-b^2\\\\\left(r+\dfrac{1}{4}\right)\left(r-\dfrac{1}{4}\right)=r^2-\left(\dfrac{1}{4}\right)^2=r^2-\dfrac{1^2}{4^2}=r^2-\dfrac{1}{16}$

8 0

3 years ago

Read 2 more answers

The owner of a furniture store orders 6 chairs for every table she orders.

ziro4ka [17]

Answer:

A. 6c = t

Step-by-step explanation:

6 c- chairs for each table.

for example
3 table, so 6 chairs for each table 3 * 6 = 18.

2. 18 chairs for 3 tables.

8 0

3 years ago

Read 2 more answers

HELP! My math assignment is due in 15 minutes and this question makes no sense!

Artyom0805 [142]

Answer:

470 <= W <= 530

Step-by-step explanation:

we know this because it can be 30 lower than 500 and 30 higher. w representing words gives us the answer above.

3 0

3 years ago

Read 2 more answers