Section 2.2 Part 1: Evaluating and Simplifying Expressions

Identify the like terms in the following expression. 14+11c+2c^2+15c^3+4d^2+3c (If there are multiple terms, separate them using commas.)

11c,3c

What is the coefficient of the term 14c^2 in the expression 14c^2+c+5? Provide your answer below:

14

Evaluate and solve this expression: 3m^2+2n^2 when m=2, n=8. Provide your answer below:

140

Evaluate 2m+7 when m=4.

15

Evaluate 6x^2 when x=5.

150

Evaluate 4x^2 when x=2.

16

Evaluate 4x^2+6y^2 when x=2, y=5.

166

Simplify 6d^2+5d+13+12d^2+6d−7 by combining like terms.

18d^2+11d+6

Simplify 14z^2+5z+9+4z^2+4z+3 by combining like terms.

18z^2+9z+12

Simplify 5q+2+3q−1+14q+6 by combining like terms.

22q+7

Simplify 10q^2+12q+7+14q^2−3q+4 by combining like terms. Provide your answer below:

24q^2+9q+11

Simplify 2z+z by combining like terms.

2z+z=3z

List the terms in the expression 3x^2+7x+4y+10.

3x^2, 7x, 10, and 4y.

What is the coefficient of the term 4r^2 in the expression 4r^2+2r+10?

4

Evaluate 5m^2 when m=3. Provide your answer below:

45

Identify the like terms: 4x^2+2x+5x^2+6x+40x+8xy.

4x^2 and 5x^2 and 2x, 6x, and 40x

Evaluate 8^d when d=2.

64

Evaluate 7m^2+5n^2 when m=2, n=3. Provide your answer below:

73

Evaluate 3x when x=4.

81

Evaluate 9p+2q when p=8, q=12.

96

Identify all terms in the given expression and their coefficients: 4x+3b+2. Note: Please select three correct answers.

The coefficient for term 4x is 4., The coefficient for term 3b is 3.,The coefficient for term 2 is 2.

Which terms in the expression 14+10c+10d^2+d^3+2d^3+10c^3 have 13d^3 as a like term?(If there are multiple terms, separate them using commas.) Provide your answer below:

The terms d^3 and 2d^3 are like with 13d^3 because they all have d^3.

List the terms in the expression 12u^2+8u+14. (If there are multiple terms, separate them using commas.) Provide your answer below:

They are 12u^2, 8u, and 14.