Aboat drops an anchor 17.5 feet to the bottom of a lake. if the anchor falls at a rate of .07 feet each second how long will it take the anchor to reach the bottom of the lake?

25 Seconds.

Step-by-step explanation:

You need to know how many seconds it takes to read the bottom of the lake.

If, each second, the anchor is falling 0.7 feet, then you need to know how many times it falls 0.7 feet.

This is done by dividing 17.5 by 0.7, which is 25 seconds.

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

the answer will be b x² +x-1

step-by-step explanation: