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• Tests on Operations with Polynomials
Test Title:

# Tests on Operations with Polynomials

There are 4 tests inside this topic. Click the button below to change currently active quiz.

Current: Test on multiplying polynomials
•  Q1: 1 pts
$x\cdot$
$=2x^2$
•  Q2: 1 pts
$2a\cdot$
$=14a^2$
•  Q3: 1 pts
$2\cdot$
$=2a-4b$
•  Q4: 1 pts Find the product $(x+1)(x-1)$
 x2+1 x2-1 x2+2x+1 x2-2x+1
•  Q5: 3 pts Find the product $(2x-1)(5x-2)$
 $10x^2-9x+2$ $10x^2+9x-2$ $10x^2-7x+2$ $10x^2-7x-2$
•  Q6: 2 pts Find the product $(-3x-1)(-3x+1)$
 $9x^2-6x+1$ $9x^2-6x-1$ $9x^2+1$ $9x^2-1$
•  Q7: 2 pts Find the product $2(4x-3)(4x+3)$
 $16x^2-9$ $32x^2-18$ $32x^2-24x+18$ $16x^2-12x+9$
•  Q8: 2 pts Is the following equation true or false? $$(x+1)(x^2+x+1)=x^3+1$$
•  Q9: 3 pts Find the product $(x-1)(x+1)(x+2)$
 $x^3+2x^2-x-2$ $x^3-1$ $x^3-2x^2+x-2$ $x^3+1$
•  Q10: 3 pts
$(a+b)\cdot$
$=a^2+2ab+b^2$
•  Q11: 3 pts Find the product $a(a+2b)(a+3b)$
 $a^2+5ab+6b^2$ $a^2+6ab+5b^2$ $a^3+5a^2b+6ab^2$ $a^3+6a^2b+5ab^2$