Solve each equation. Check each answer to ensure that it does not include extraneous solutions. Be sure to show the work on these 4 problems. 25 points each 1. √ x=3=√ x+15 -2

2. √ x+16 = x -√ x+17

3. √ x-3-√x -2=1

4. √√ x-3=√ x-15

answer: 1, 3 and 5 are correct

step-by-step explanation:

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.

a

step-by-step explanation:

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.