### SAT Math Problem Common Error

This is a problem that students often get incorrect because they don’t realize what the problem requires.

Try it and check back next week for the solution and common errors.

.…

This is a problem that students often get incorrect because they don’t realize what the problem requires.

Try it and check back next week for the solution and common errors.

.…

Two real numbers x and y are such that

**x ^{3} – y^{3} = 28**

find xy

**Answer: -3**

Sally is picking peppermints off a tree. They come in two colors, red and white. She picks fewer than 100 total peppermints but at least one of each color. The white flavor is stronger, so she prefers red to white. …

If a and b are positive integers such that

find a + b

*Solution: *

(a+b^{2})(a-b^{2})=49*41

a+b^{2}= 49

a-b^{2}= 41

2a = 90

a = …