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Tpy6a [65]
3 years ago
9

Please help me thank you

Mathematics
1 answer:
Marianna [84]3 years ago
5 0

13+2=15

10+5=15

15*15 OR 15^2

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PLEASE HELP!!!!
juin [17]

\displaystyle \sum_{n=1}^{5} (-5 -4(n-1))

\displaystyle =\sum_{n=1}^{5} (-1-4n)

Answer: the summation from n equals one to 5 of quantity negative 1 minus 4 times n

4 0
3 years ago
If (3x2 + 22x + 7) ÷(x + 7) = 3x + 1, then (x + 7)( ) = . The check of the polynomial division problem shows that the product of
azamat

Answer:

(x + 7) * (3x + 1) = (3x^2 + 22x + 7)

Step-by-step explanation:

Given

(3x^2 + 22x + 7) \div (x + 7) = 3x + 1

(x + 7) * (\ ) = [\ ]

Required

Complete the blanks

We have:

(3x^2 + 22x + 7) \div (x + 7) = 3x + 1

Rewrite as:

\frac{(3x^2 + 22x + 7) }{ (x + 7)} = 3x + 1

Cross multiply

(x + 7) * (3x + 1) = (3x^2 + 22x + 7)

8 0
3 years ago
Read 2 more answers
1/20
Vladimir [108]

Answer:

120th caller

Step-by-step explanation:

120 is the common number by 40 and 30. trust me on this I'm really good at this subject in math.

8 0
2 years ago
What is the cube root of 8x3y6?<br> A) 8xy6 <br> B) 8xy2 <br> C) 2xy6 <br> D) 2xy2
Vsevolod [243]

Answer:

b

Step-by-step explanation:

8 0
3 years ago
Trying to pass 7th grade
Kazeer [188]

The answer to this is B

7 0
3 years ago
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