Solve for b. ab + c = d b = a + c/d b = a/(c - d) b = (d - c)/a
2 answers:
You might be interested in
Question 1:
<h3>Answer: The number does <u>not</u> change</h3>Removing the zero from 0.76 leads to .76 which is the same as before. Both lead to in scientific notation.
Personally I prefer the zero up front to make the decimal point stand out easier. Of course it's just a preference, so its up to you to decide which you prefer.
===========================================
Question 2:
<h3>Answer: Yes the number changes</h3>Taking the zero out of 10.25 leads to 1.25 which is definitely a different number (and smaller). Therefore, this zero is a significant digit compared to before.