Structures of Algebraic Expressions

Consider the expression: 1/(x^2 + 5), where x represents a real number. The structure of the expression would be: The value of the expression is the reciprocal of the ___ of a square and five.

Answer explanation

When you are describing the structure of an expression it is important to state the operation that is being conducted in the problem. (i.e sum, difference, quotient, reciprocal, product, etc).

Why was the math book sad?

• Because it had too many problems

• Because it wasn't as cool as science

• Because it just broke up with its science book girlfriend

• Because it was lonely

Tags

CCSS.8.EE.C.7B

Consider the expression: sqrt(3x + 9), where x represents a real number. Describe the structure of this expression.

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

What do you call friends that love math?

• Nerds

• Weirdos

• Alge-bros

• Math sisters

Answer explanation

Tags

CCSS.8.EE.C.7B

True or False?: When writing the structure of an expression, you must start the explanation by writing "The value of this expression is...."

• True

• False

• I don't know

• Very false

Answer explanation

Tags

CCSS.HSA-SSE.A.1A

What do you call a number that can't keep still?

• A restless integer

• A moving decimal

• A roamin' numeral

• A jittery fraction

Answer explanation

Solve for x using the difference of squares method: 4x^2 - 25 = 0.

Tags

CCSS.HSA-REI.B.4B

What is a math teacher's favorite place in NYC?

• Times Square

• Central Park

• Statue of Liberty

• Brooklyn Bridge

Answer explanation

Solve for x using the difference of squares method: x^2 - 9 = 0.

Tags

CCSS.HSA-REI.B.4B

What is 2n plus 2n? Select all that apply.

• 4n

• I don't know. It sounds 4n to me.

• 4n^2

• 0

Tags

CCSS.7.EE.A.1