3 years ago

Please help me on these!

Mathematics

1 answer:

Reil [10]3 years ago

4 0

Where’s the question

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Use the identity a^3+b^3=(a+b)^3−3ab(a+b) to determine the sum of the cubes of two numbers if the sum of the two numbers is 4 an

Butoxors [25]

$a^3+b^3=(a+b)^3-3ab(a+b)\\\\a+b=4,\ ab=1\\\\\text{Substitute:}\\\\a^3+b^3=(4)^3-3(1)(4)=64-12=52$

5 0

3 years ago

Write the absolute value equation if it has the following solutions. Hint: Your equation should be written as x−b =c. (Here b an

Andru [333]

4.1-0=4.1 because the absolute value is the distance from a number from 0.

HOPE THIS HELPS

3 0

4 years ago

Read 2 more answers

Can soemone hlep me pls i give brainlist and points

ddd [48]

Answer:

532+50pi

or exact: 689.08

Step-by-step explanation:

3 0

3 years ago

Solve the compound inequality.negative 5 x less than or equals minus 10

Doss [256]

negative 5 x less than or equals minus 10

-5x<=-10

divide by -5 (this will flip the inequality)

x>=2

Solution: x>=2

3 0

4 years ago

What is 83/9 as a mixed number

vodka [1.7K]

9) 83 (9
   -81
   ___
      2

Mixed fraction formula: Quotient Reminder/Dividend
                                      Q = 9 R=2 D=9

So, 83/9 in mixed fraction is 9 2/9

HOPE THIS HELPS!!!!

3 0

3 years ago