Test 01.27.23 Vocabulary and Dividing Polynomials

Match the expression with the exponent operation

needed to simplify

The expression $$\left(5y\ -\ 1\right)^2$$ equals __________.

The expression $$9x\ \cdot\ 3x$$ equals

The expression $$\left(x+4\right)\left(7x-1\right)$$ equals $$x\left(7x-1\right)+4\left(7x-1\right)$$

The expression $$5x\left(3x+2\right)$$ equals $$5x\left(3x\right)\ +\ 5x\left(2\right)$$ by the __________property.

Answer true or false

$$\left(x+4\right)^2\ =\ ^{ }x\ ^2+\ 16$$

Answer true or false

For $$\left(x+6\right)\left(2x-1\right)$$ the product of the first terms is $$2x^2$$

Answer true or false $$\left(x+4\right)\left(x-4\right)=x^2+16$$

Answer true or false

The product $$\left(x-1\right)\left(x^{3\ ^{\ }}+3x-1\right)$$ is a polynomial of degree 5

A​ (a)   ​ is a number or the product of numbers and

variables raised to powers.