1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Vinvika [58]
3 years ago
6

Part A: Factor 3x2y2 − xy2 − 2y2. Show your work. (4 points)

Mathematics
1 answer:
Rudik [331]3 years ago
6 0
A.

3x^2y^2-xy^2-2y^2=y^2(3x^2-x-2)=y^2(3x^2+2x-3x-2)\\\\=y^2[x(3x+2)-1(3x+2)]=y^2(3x+2)(x-1)

B.

x^2+6x+9=x^2+2\cdot x\cdot3+3^2=(x+3)^2=(x+3)(x+3)\\\\\text{Used}\ (a+b)^2=a^2+2ab+b^2

C.

x^2-25=x^2-5^2=(x-5)(x+5)\\\\\text{Used}\ a^2-b^2=(a-b)(a+b)

You might be interested in
I have to find the circumference of 15 cm​
Pie

Answer:

r = 2.39 and C=2πr=2·π·2.39≈14.99997

Step-by-step explanation:

Using the formula

C=2πr

Solving for r=C 2π=15

2·π≈2.38732

and then u round up the 7 told the 8 to go up.

2.39

7 0
3 years ago
Line j: y = 1/4x + 4
Sergio039 [100]
A.) Lines J and k because parallel lines have the same slope but NOT y-intercept.
8 0
3 years ago
Read 2 more answers
How many times larger is 9 × 10^9 than 3 x 10^-4
ratelena [41]
<span>   9 × 10^9
---------------- = 3 x 10^13
  </span><span>3 x 10^-4 

answer
3 x 10^13 times larger</span>
3 0
3 years ago
Write each Percent as a decimal and as a mixed number or fraction in simplest form
sveticcg [70]

p\%=\dfrac{p}{100}\\\\225\%=\dfrac{225}{100}=2\dfrac{25}{100}=2.25=2\dfrac{1}{4}\\\\550\%=\dfrac{550}{100}=\dfrac{55}{10}=5\dfrac{5}{10}=5.5=5\dfrac{1}{2}\\\\0.8\%=\dfrac{0.8}{100}=\dfrac{0.8\cdot10}{100\cdot10}=\dfrac{8}{1,000}=0.008=\dfrac{1}{125}\\\\0.06\%=\dfrac{0.06}{100}=\dfrac{0.06\cdot100}{100\cdot100}=\dfrac{6}{10,000}=0.0006=\dfrac{3}{5,000}

6 0
3 years ago
What is the perimeter of this rectangle? *<br> 5 cm<br> 8 cm<br> ar swer
Tju [1.3M]

Answer:

Perimeter of rectangle = 2(l+b)

= 2(8+5)cm

= 2*13 cm

= 26cm

8 0
3 years ago
Other questions:
  • How to convert 60% to a decimal
    11·2 answers
  • Why does it work to break apart a number by place values to multiply
    13·2 answers
  • Simplify 27^(-2/3) x 25^(1/2) x 5^0 9 5 9/5 5/9
    12·1 answer
  • Write an expression that has four terms. Your expression should have three different variables and a constant
    7·1 answer
  • Double fact you can use to find the sum
    10·1 answer
  • What happens to the center of a figure when it is dilated about the origin?
    10·1 answer
  • Algebra help - asymptotes
    7·1 answer
  • Find the factors of 45
    7·2 answers
  • Without graphing or solving either system of equations explain how you know what the solution to the system is.
    5·1 answer
  • Solve the following simultaneous equations.<br> 5x – 3y = 6<br> 3x + 4y= 21
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!