simplify: (n!)/(n+2)!

Q: Evaluate:

A: The given summation  is ∑n=1105·13n-1. Simplify the summation given , ∑n=1105·13n-1=5∑n=11013n-1…

Q: How do you determine what the negative integers greater than -7 are?

A: We can determine negative integers greater than -7 from real line or from set on integers.

Q: How do you multply decimals

A: Step 1 :- Ignore the decimal numbers and multiply as if there is no decimal numbers Step2:- Count…

Q: What is 5x8 how learned multiplication

A: The given multiplication,   5×8

Q: Hi, where is the 2.66 coming from?

A:

Q: It is possible to rewrite the expression as where k is a constant. In(kx²) A=-2/7 B=-5/7 In (bx) +…

A: Given expression is lnkx2. To find: Rewrite the expression as lnbx+lnax where k is constant. Perform…

Q: Simplify.2 Express 0(3n° – 2n² + n) n) as:

A: Given that O(3n^3 - 2n^2 + n)

Q: What is the result when you square a binomial?

A: The value of a+b2=a2+2ab+b2.

Q: are the steps in order o

A:

Q: What is the degree of the term 7a2? 丼

A: Concept Used:Degree of polynomial:It is the value of the greatest exponent of any expression except…

Q: what is fractional expression?

A: Fractional expression is the ratio of two numerical or algebraic terms.

Q: why it is 7rad over 4??

A: why it is 7rad over 4??

Q: -64 i )´ meo

A:

Q: 3r² – 24r + 48 =

A:

Q: When you grouped the 4 terms in the second line why did you change the sign in the middle?

A: We have to solve  45z3 - 27z2 - 5z + 3 = 0

Q: n: 420 x 11 =

A: Simple use multiplication. First multiply with first digit then 2nd digit and add both..

Q: what is (-4r)2   simplified

A: When a negative number is squared the resultant number is positive.

Q: By what must y – 5 be multiplied to obtain 5 – y?

A:

Q: Why is -2(a-5) NOT equal to -2a-10? Assuimg that "a" and "b" are nonzero real numbers

A:

Q: (-3)" -(x +3)". Vn n=1

A: Example

Q: what is -6k + 7k

A: GIVEN  -6 k +7 k

Q: Why must n2 r in the notation nCr?

A: Topic = Algebra

Q: The Symble of Disjunction is n صواب İhi

A: Symbol of disjunction is v.

Q: Evaluate I 4. (a) 1s' +6s² +9s ]

A: As per our guideline we are supposed to be answer only one question you can repost other questions…

Q: What is the quotient of-8 and the sum of a and b?

A: Write the expression only

Q: What is the sum if −79.9is added to the difference of 45.9 and 7?

A: The difference of45.9  and 7 is (45.9-7)=38.9

Q: A new mobile device has a value of $256.25. Its value changes by -2212% each year. What is the value…

A: Solution is given below:

Q: what is 7x to the 2nd power x 4x the the 6th power?

A: (7x)2 × (4x)6 = 49x2×4096x6

Q: How do they get the answer 0.0095?

A: We have to simplify 1/105

Q: Where does the (4/7) come from?

A:

Q: What is the coefficient of the second term in this expression?

A: Given,         The expression is 5m2+n2

Q: Simplify: (-s*) (–s²)

A:

Q: Find (5+2)² using identify.

A: Identity of perfect square: (a+b)2=a2+2ab+b2 We have, (5+2)2 We need to find the value of the given…

Q: R(60)

A: Given ,  No. S R 1 20 1600 2 25 800 3 30 250 4 35 300 5 40 800 6 45 1400 Where, S…

Q: How do you soleve (5 to the 2nd)4th power

A: Given we need to solve 5 to the 2nd 4th power.We write a to the bth , then we are computing ab.SO we…

Q: 7)390

A:

Q: What is the quotient?

A: As per our guidelines we are supposed to answer only one question at a time. Kindly repost other…

Q: what is the GCF of 6x to the second power, 12x, and 36x to the fourth power?

A: See the detailed solution below.

Q: yellow

A:

Q: How did you arrive at 7200t + 12800t

A: Given ,  Two automobiles start from a point A at the same time. One travels west at 80 km/hr and the…

Q: What is the 6th term of (x - 1)¹0?

A: Given problem:- what is the 6th term of (x-1)10

Q: Why is "3" is not the same as 3?

A: Given, Why is "3" is not the same as 3?

Q: What is P(3sX<10)? *

A: From the given probability mass function we find the probability.

Q: how did it come up with a=1 and b=2?

A: As per the question, the solution in the second quadrant is first expressed as  -a,b

Q: Can you explain your calculation for this ans how 100.1 came when we multiply all values

A: Solution

Q: Does 2/3 equal 0.666? If not, which is larger? By how much?

A: 23≠0.666As because of the inequalities,23&gt;0.666

Q: What is the order of operation when evaluate 2x2+27x2/8 when x=9

A:

Q: What is the value of the expression: 6k : if k= 1/2?

A:

Q: What is 23.4% of 4.0x105?

A:

Q: - 70 + 4x + 30 = 0 2

A: This question is related to functions and graph, we will solve it using given information.