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telo118 [61]
2 years ago
9

i keep trying to contact brainly and ask them for help but it keeps saying "we're sorry but you're request could not be submitte

d"
Mathematics
1 answer:
Nikitich [7]2 years ago
7 0

Answer:

It says that for me too, there must be a problem with their system.

Try asking the specific problem you are having, so if someone had that specific problem before, they can walk you through it! :)

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Simplify. (√5+4) (√5 - 2)​
son4ous [18]

Answer:

2√5 - 3

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

<u>Algebra I</u>

  • Terms/Coefficients
  • Expand by FOIL

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify</em>

(√5 + 4)(√5 - 2)

<u>Step 2: Simplify</u>

  1. Expand [FOIL]:                                                                                                  (√5)² - 2√5 + 4√5 - 8
  2. Combine like terms:                                                                                           (√5)² + 2√5 - 8
  3. Evaluate exponents:                                                                                        5 + 2√5 - 8
  4. Combine like terms:                                                                                         2√5 - 3
6 0
2 years ago
Read 2 more answers
What is the Y intercept of the function Y=(x+2) (x-4)
trasher [3.6K]
Answer:
Y=x^2-2x-8,x , x=r
5 0
3 years ago
Read 2 more answers
An 8 oz box of cocoa puffs costs $1.59 and a 2-pound box costs $6.79. which box is a better buy
VikaD [51]

Answer: 8 oz..

1 pound= 16oz if 8oz=1.59 so add it up 4 times 8+8+8+8= 32 which = 2 pounds total 8=1.59 8+8= 1.59x2=3.18 8+8+8=1.59x3=4.77 8+8+8+8/ 1.59x4= 6.36 so all of them eights will = up to 2 pounds and 8 is obviously less

Step-by-step explanation:

6 0
3 years ago
FASTTT B4 MY TEACHER THINKS IM AN IDIOT
spin [16.1K]
36

a= 1/2 b x h
= 5cm x 72cm
= 360cm
7 0
2 years ago
Lily is making granola. She uses almonds, walnuts, and pecans in the ratio 4 : 3 : 8. Lily uses 40 ounces of pecans. A) find the
SVETLANKA909090 [29]
3*5=15 =75 ounces, so 75 ounces is your answer
8 0
3 years ago
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