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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 7 - Mathematics
2.13 Value of an Expression - IV

Example: Find the value of an expression 7x3 + 9x + 7, when x=2.

Solution: Substituting the value of x in the given equation,
7.23 + 9.2 + 7
7.2.2.2 + 18 + 7 = 56 + 18 + 7
=81
Therefore the value of the given equation is 81.


Directions: Solve the following problems and show your work. Also write at least 10 examples of your own.
Q 1: Find the value of the expression x3+x+3, when x=5.
Answer:

Q 2: Find the value of the expression 2x3+7x+3, when x=3.
Answer:

Q 3: Find the value of the expression 7x3+6x+3, when x=0.
Answer:

Q 4: Find the value of the expression x3+6x+3, when x=4.
Answer:

Question 5: This question is available to subscribers only!

Question 6: This question is available to subscribers only!


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