Question 1

Multiply by using the rule for the square of a binomial.
-$$\left( 9 x + \frac { 1 } { 9 } \right) ^ { 2 }$$

Accepted Answer

A)  $81 x ^ { 2 } + x + \frac { 1 } { 81 }$ 
B)  $81 x ^ { 2 } + 2 x + \frac { 1 } { 81 }$ 
C)  $81 x ^ { 2 } + \frac { 1 } { 81 }$ 
D)  $81 x ^ { 2 } + \frac { 2 } { 9 } x + \frac { 1 } { 81 }$ 
A)  $81 x ^ { 2 } + x + \frac { 1 } { 81 }$ 
B)  $81 x ^ { 2 } + 2 x + \frac { 1 } { 81 }$ 
C)  $81 x ^ { 2 } + \frac { 1 } { 81 }$ 
D)  $81 x ^ { 2 } + \frac { 2 } { 9 } x + \frac { 1 } { 81 }$

Question 2

Find the product.
-$$5 x ^ { 6 } \left( 12 x ^ { 7 } + 8 x ^ { 5 } \right)$$

Accepted Answer

A)  $100 x ^ { 6 }$ 
B)  $60 x ^ { 13 } + 8 x ^ { 5 }$ 
C)  $60 x ^ { 13 } + 40 x ^ { 11 }$ 
D)  $100 x ^ { 13 } + 100 x ^ { 11 }$ 
A)  $100 x ^ { 6 }$ 
B)  $60 x ^ { 13 } + 8 x ^ { 5 }$ 
C)  $60 x ^ { 13 } + 40 x ^ { 11 }$ 
D)  $100 x ^ { 13 } + 100 x ^ { 11 }$

Multiply by using the rule for the square of a binomial. - $\left( 9 x + \frac { 1 } { 9 } \right) ^ { 2 }$

Find the product. - $5 x ^ { 6 } \left( 12 x ^ { 7 } + 8 x ^ { 5 } \right)$

Variables, Real Numbers, and Mathematical Models

Linear Equations and Inequalities in One Variable

Linear Equations in Two Variables

Systems of Linear Equations

Factoring Polynomials

Rational Expressions

Basics of Functions

Inequalities and Problem Solving

Radicals, Radical Functions, and Rational Exponents

Filters

Exam 5: Exponents and Polynomials

Multiply by using the rule for the square of a binomial. - (9x+19)2\left( 9 x + \frac { 1 } { 9 } \right) ^ { 2 }(9x+91​)2

Find the product. - 5x6(12x7+8x5)5 x ^ { 6 } \left( 12 x ^ { 7 } + 8 x ^ { 5 } \right)5x6(12x7+8x5)