Question

Check four of my answers to four different problems?
Question #1: Which polynomial is written in standard form?
a: 2x + 9x2 - 5x3
b: -5x3 + 9x2 + 2x
c: -5x3 + 2x + 9x2
d: 9x2 + 2x - 5x3
My answer: b
Question #2: How many terms are in the algebraic expression 2x - 9xy + 17y
a: 4
b: 1
c: 3
d: 17
My Answer: c
Question #3: What is the coefficient of x in the algebraic expression (5a)x - 17x^2 + 14a.
My Answer: 5a
Question #4: In an algebraic expression, what separates the terms?
My Answer: In algebraic expressions the terms are seperated by plus and minus signs.