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
Kazeer [188]
3 years ago
7

Evaluate (101.5)²-(100.5)²​

Mathematics
1 answer:
makvit [3.9K]3 years ago
8 0

You can exploit the difference-of-squares identity,

<em>a</em>² - <em>b</em>² = (<em>a</em> - <em>b</em>) (<em>a</em> + <em>b</em>)

Then

101.5² - 100.5² = (101.5 - 100.5) * (101.5 + 100.5)

101.5² - 100.5² = 1 * 202

101.5² - 100.5² = 202

You might be interested in
What is the volume of this triangular pyramid?
zheka24 [161]

Answer:

72 cubic inches

it's the good answer I looked at it twice

4 0
2 years ago
Read 2 more answers
5th grade math. correct answer will be marked brainliest.
azamat

Answer:

3 1/3 is your answer.

Step-by-step explanation:

Rewriting equation:

4 + 5/6 - 1 - 1/2

4 - 1 = 3

5/6 - 1/2 = ?

Find the LCD of 5/6 and 1/2 and rewrite to solve.

5/6 - 3/6 = 2/6

2/6 = 1/3

3 + 1/3 = 3 1/3

Whole number: 3

numerator: 1

denominator: 3

7 0
2 years ago
Read 2 more answers
Order each set of fractions as indicated: 1/9, 1/20, 1/25, 1/2, 1/50
Bond [772]
Use the least common denominator (LCD) to write these fractions as equivalent fractions with like denominators, and then compare them two at a time
3 0
2 years ago
Factor –7x3 21x2 3x – 9 by grouping. what is the resulting expression?
MakcuM [25]

The resulting expression on factorization by grouping method is (3-7x²)(x-3).

<h3>What is Factorization?</h3>

Factorization is a method in which an Integer or an expression is written in terms of product of its fractions.

The expression given in the question is

–7x³ + 21x² + 3x – 9

This equation has to be factorized using grouping method.

group of two or more is formed and common term is taken out.

-7x² (x -3) +3(x-3)

( -7x²+3) (x-3)

(3-7x²)(x-3)

The resulting expression on factorization by grouping method is

(3-7x²)(x-3).

To know more about Factorization

brainly.com/question/24182713

#SPJ1

5 0
2 years ago
Witch expression is equivalent to 6^-3
Arturiano [62]

Do you have any options of the equivalent expressions or is it just a plan question that you just asked?



4 0
3 years ago
Read 2 more answers
Other questions:
  • What is the value of a?
    5·2 answers
  • A waterslide is 4.2 m high and has a support 2.4 m tall. If a student reaches this support when she is 3.1 m down the slide, how
    13·1 answer
  • The graph of y= -4x + 7 is
    5·2 answers
  • Help please and thank you
    8·1 answer
  • 5.7005 million in figures???
    13·2 answers
  • What is the value of x?
    10·2 answers
  • Solve the equation.
    15·1 answer
  • Someone please help me!
    6·1 answer
  • Which of the following is equal to 6 - (-5) ?<br> A -11<br> B 1<br> C 11
    8·2 answers
  • I need step by step solution please thank you ​
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!