tips on how to write a source analysis

Solve the equation ,  $\sqrt{2x-5}$√2x−5 - 4 = -x,  Show all work, and verify the solution(s).

The speed of a tidal wave produced by a tsunami is determined by the formula  s= 356 $\sqrt{d}$√d  , where S is the speed of the wave in km/h, and d is the depth of the ocean in km.  If the speed of a wave is determined to be 150 km/h, what is the depth of the ocean at that point?  Show all work, and round to the nearest hundredth of a kilometre

some steps involved in the process of in vitro fertlizaton

1. eggs are removed from ovary

2. fsh is adminstered to egg donor 

3. fertilization occurs in a artifical medium

4. ultasound is used to monitor the development of follicles. 

Hi, the correct answer is actually 2413 instead of 2134 according to my teacher 

some steps involved in the process of in vitro fertlizaton

1. eggs are removed from ovary

2. fsh is adminstered to egg donor 

3. fertilization occurs in a artifical medium

4. ultasound is used to monitir the development of follicles. 

is it not 1324?

simplify the expression $3\sqrt{7\div\sqrt{14-4\sqrt{7}}}$3√7÷√14−4√7 by rationalizing th denominator 

Explain the differences between the actions of acetylcholine and serotonin on the membranes of neurons?

This is a reivew of signal transmisson between neurons.... Not sure what to write for this. Please help me out, thank you so much. Have a goodnight :) 

what is the square root of 4

Is progressive taxation justified in a modern liberal society?

Some repsonses stimulated by hormones secreted during stress: 

1. increased heart rate 

2. secretion of cortisol

3. increased reabsorption of water

4. conversion of amnio acids into glucose

match the responses listed above with the hormones given below: 

adh,acth,cortisol,epinephrine