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
son4ous [18]
3 years ago
6

Factorise: 4x^2 – 9y^2

Mathematics
1 answer:
jonny [76]3 years ago
3 0
4x^2-9y^2

= (2x)^2 - (3y)^2 

<span>=[(2x + 3y)(2x - 3y)]</span>
You might be interested in
The lengths of the legs of a right triangle are 8 inches and 9 inches. What is the length of the hypotenuse? Round to the neares
patriot [66]
Hyp^2 = 8^2 + 9^2
hyp^2 = 64 + 81
hyp^2 = 145
hot = 12 inch
6 0
3 years ago
Hlppppppp plzzzzzzzzzzzzzz
stira [4]

Answer and Step-by-step explanation:

All we have to do is plug in -7 for h in the expression.

3 + -(-7) - 4

The negatives cancel out to become positive.

3 + 7 - 4

10 - 4

6

<u>The answer to the expression is 6.</u>

<u><em>#teamtrees #PAW (Plant And Water)</em></u>

5 0
3 years ago
Give an example of a problem that can be solved using the expression 9.5 times (8 plus 12.5)
LekaFEV [45]
Bob has 8 slices of pizza and he gets 12.5 more he does this 9.5 times how many pizzas did he eat. This is all I could think of
5 0
3 years ago
What is the value of a?
ohaa [14]

Answer:

15

Step-by-step explanation:

a²+20²=25²

a²=625-400

a²=225

a=15

6 0
3 years ago
Read 2 more answers
Find the measure of the arc DC
Nat2105 [25]

Answer:

The measure of arc DC is 50°. Circle O is shown. Line segments A C and E B are diameters. Line segment O D is a radii. Point D is between points E and C. Angle B O D is 90 degrees. What is the measure of Arc E B C? 40° 90° 140° 220°

Step-by-step explanation:

3 0
3 years ago
Other questions:
  • Solve for a:8-4(a-1)=2+3(4-a)
    5·1 answer
  • What is a coplanar. You will earn good point.
    5·1 answer
  • Johnny has 1/2 peices of bread. Marina has 1/4 peice. Who has more?
    5·1 answer
  • How to solve the problem
    10·1 answer
  • Write (5x)2 without exponents.
    5·2 answers
  • What is 1/5 expressed as a percent
    5·1 answer
  • Find the equation of the axis of symmetry for the parabola y=x^2-5x+1/2
    8·1 answer
  • -x + 4y = -4<br> y = 1/2x -2
    5·1 answer
  • The cost of renting a sailboat at a lake is $70
    9·1 answer
  • You are given the following set of data. Its mean is 327 255, 295, 345, 365, 375 If 25 is subtracted from each value, what will
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!