If the sum 5+ 5(3)+5(3)² +...+5(9)* =5465 then the value of k is (a) 5 (b) 6 (c) 3 (d) 4

Q: Why is the answer for ii) not (3/9)*(4/9)?

A: We need to answer, why in part(ii) , P(BG) is not equal to (3/9)(4/9).

Q: Why the final answer is 4sin(1+x)?

A: To simplify 4 sin 5x cos 6x+4 cos 5x sin 6x.To justify whether the final answer is 4 sin1+x.

Q: {(a) = 3(a + 2)² – 10 9(b)- g5(-2))-

A:

Q: simplify  (3n+1)!/(3n-1)!

A: Given:

Q: . Subtract -4x+15x-6 from 6x +13x-8. Express the result as a trinomial

A: Proceed as shown below...

Q: (√−81 + 3)(√−25 − 1)

A:

Q: If a, =2 and a (A) 70 2n +a_, the sum of the first five terms is (В) 54 (C) 98 (D) 24 (E) 36

A: we have to find  a2 ,a3 , a4   ..........................

Q: (d) Е(2X- 4). (е) Е(6X+ 3)2 + Var(7X — 24).

A:

Q: -4(p+2)+8=2(p-1)-7p+15

A:

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

A: n! = n(n-1)(n-2)...... 4.3.2.1

Q: 7. 8xly + 4x-4y-2 C. (2y + 1)(4x - 2) D. (2)(2y -1)(2r + 1)

A: Since you have asked multiple questions in a single request we would be answering only the first…

Q: What is the value of 18C16?

A:

Q: Find the remainder when 516 n + 3 + 2 (14!) is divided by 17.

A:

Q: Let A=[-5   -8]            [   7   4]   Find -4A

A: Given the given matrix is A=-5-874

Q: Evaluate: -4 2 0 2 3 1 (a) 3 1 0 2 1 3 0 3 2 3 (b) 4 2 1 -5 - 1 t - 2 -1 -2 (c) 2 t - 3 | t +1 t - 3…

A: Since you have posted multiple questions, we will solve only first question for you. To getremaining…

Q: nd f(7zº + 5x³) dx Find + C

A: Given:     ∫7x6+5x3dx=∫7x6dx+∫5x3dx=7∫x6dx+5∫x3dxwe know that ∫xndx=xn+1n+1

Q: Find the 4 - x' -x²(4 – x²) = 2 i5 (4 - x*) + C 3 x²(4 – x²) 5 3 15

A: Please see the solutions below.

Q: 16 n+ 3 2: Find the remainder when 5 + 2 (14!) is divided by 17.

A:

Q: If one card is drawn from a deck, find the probability of getting these results. Enter your answers…

A: It is given that one card is drawn from a deck.

Q: simplify-(n+5!) (n+3)(n+a)!

A:

Q: Find L-1 (s+2)2+16 2+16³.

A:

Q: Find the formula for 1+2-3+4-5...

A:

Q: Find each product: c) (-7)[(3)(4)] d) (-7)[(3)(-4)1 a) (-7)(12) b) (-7)(- 12)

A: We know the  (-)×(+)=-(-)×(-)=+ Given,  a)(-7)(12)=-7×12=-84…

Q: Explain How does = K/K+1)/2K+1) + / K+ 1)² = + (K+1) (2K² + K +6K+6) to me:

A:

Q: 1. What is the product of the expression (x - 7) (x - 3)? A. x² + 4? + 21 B. x² - 10? + 21 C. x² -…

A: topic - product of algebraic expressions

Q: Subtract (x − 5) − (x2 + 2).  A x2 + x − 3  B −x2 + x − 3 C −x2 + x − 7 would it be A B or C

A: Given that  Subtract (x − 5) − (x2 + 2)

Q: 17. Simplify the following into complex numbers of the form a + bi. (a) √ 2√8

A:

Q: 4)3√2 +(12) 5√64

A: We have to find the value

Q: Number of zeros at the end of 26!is, (a) 5 (b) 6 (c) 7 (d) 8

A: .

Q: What is the coefficient of p5q5 in the expansion of (p+q)10?

A:

Q: (b) | 12 – 2| dz

A:

Q: What is the reminder when 433 1? -5x+4 is divided by (2x – 1)? b-1 eThere is no reminder

A: We will use polynomial long division to solve it

Q: Suppose P(AIB) = X and P(A n B) = 8 What is P(B)?

A: P(A|B) = 14P(A∩B) = 18P(B) = ?

Q: 1. Evaluate (a) 2 x (-2) x 2 x (-1) x (-4) (b) 2 x (-3)/2 x (-1) x (-3) (c) Factorise this…

A: 1. Evaluate(a) 2 x (-2) x 2 x (-1) x (-4)Rules:  Multiplying two negative numbers gives a positive…

Q: Add the following two binomials.(−6a7+14a5)+(−23a5−9a7)

A: The given expression is

Q: The name of the property that is illustrated by 3(6 ∙ 5) = (3 ∙ 6)5 is

A:

Q: Find the 11th term of a GP, 2nd term being (b2 – c2) and the 5th term is (b+c)(b – 4)4.

A: I am attaching image so that you understand each and every step.

Q: show that A (7b +p) = A (7b) + A (p).

A: Given A = [v1 v2 v3]  ,  b = xyz   and   p = 375

Q: -2 + (2?)² – [2 – (2 × 2)]

A: As given by the question There are given that the expression: -2+222-2-2×2 Now, According to the…

Q: 18y − 2(1 + 7y)

A: Simplify:

Q: (b) dr (4 – 2²)}

A:

Q: Assume that Vxdy P (x, y) is false and that the domalh nonempty. Which of the following must also be…

A:

Q: Does each of the following series converge or diverge? Why? Show all your work and MUST include the…

A:

Q: 2(3r2 + 4r +2) – 3(-r2 +4r – 5)

A: We have to simplify the expression: 23r2+4r+2-3-r2+4r-5 Simplifying by removing parenthesis, we get…