Write the sum (6³ + 6) + (6ª + 6) + (6³ + 6) + (66 + 6) in summation notation in terms of k.

Q: Subtract (28x + 62x + 64) from the sum of (13x? – 46x + 61) and (– 57x + 8). - -

A: Question: Subtract (28x^2 + 63x +64) from the dum of (13x^2 -46x + 61) and (-57x+8)

Q: Expand and simplify (2a-1)(4a+3)

A: The simplification of expression is :-

Q: 78 (5y + 2)

A:

Q: Find the sum of the general term an = 7n + 25 from 5th term up to 20th term.

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Q: 22n+1 3n+1 2.

A:

Q: xpress (2² + 5²)(3² + 8²)(4² + 7²) as sum of two squares

A:

Q: Find the 8th term of an AP where the sum of first and third terms is (18) and the difference between…

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Q: D. (5x-22)*. (2x+35)*

A:

Q: 4(5+6)=

A: Given: 4(5+6)=

Q: Rewrite 10+17+24+31+38+45+52 using summation notation. Simplify your answer.

A: It is an arithmetic series with, Now nth term is,

Q: Choose the property of addition that j (6+a)+5=6+(a+5)

A: The given addition 6+a+5=6+a+5. We have to find the property of addition that represents the given…

Q: How to find two integers between a product and sum?

A:

Q: -4a-2/5 + 16a-7/5

A: Given:     To determine: simplified form

Q: Express (22+52)(32+82)(42+72) as sum of two squares.

A:

Q: 4. Subtract 4x³ +2x-7 from the sum of 2x3-x2+3x+4 and 3x3-4x2+5.

A:

Q: a) Find the sum of x+2x-5 x2+12x+35 and a+7* b) State the domain.

A: We have to find the sum and domain

Q: 8*(12-5)=

A:

Q: Find the sum of the integers from −20 to 256.

A: It is required to calculate the sum of integers from -20 to 256 that is:

Q: 3 1 2 5 x ( +

A:

Q: Find an expression which represents the sum of (6x + 9y) and (7x – 4y) in simplest terms.

A: we have to find the sum of the given two terms in simplest terms.

Q: Find the sum of first 30terms of an ap whose second term is 2 and seventh term is 22

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Q: represent, 5 x 17=85, 5 x 29=145, 13 x 17=221 as a sum of two squares according to the formula n1 x…

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Q: What is the product of 19 and the sum of 13 and k?

A: Given,            The product of 19 and the sum of 13 and k.We know that,           The symbol of…

Q: Find the product of 523 and 35 using Stick Multiplication and Partial Products

A: Solution: