Question Consider the function f(x) below. Over what open interval(s) is the function increasing and concave down? Give your answer in interval notation. f(x) = 3 x² -42x+ 8 Enter Ø if the interval does not exist.

Q: How many even 3-digit numbers can be formed from the digits 1, 3, 4, 8, and 9 with no repetitions…

A: Out of the total 5 digits 1, 3, 4, 8 and 9 given, the even digits are 4 and 8. For the 3- digit…

Q: how many integers from 1 to 1000 are multiples of 3 or 5 (or both)

A: We want to find number of integer from 1 to 1000 are multiples of 3 or 5 (or both)

Q: factors of 24 that add up to 10

A: factors of 24 that add up to 10

Q: A = 6 -2 -2 10 -3 5 1 ---3-0 C=0-2 a = 1, b = [3 08]. -10 1 . B 5 2 11 9 4 4 7 0 0 11

A: We have to solve given Questions.

Q: 1/3+2/9

A: Given 1/3 + 2/9

Q: b. N(0)

A: Given,  r→t=sint, t, cost                   ...1

Q: 20. What is the sum of all the exponents of the expansion of (8x-7y)¹2 a. 163 b. 150 c. 953 d. 156

A: Introduction: The binomial expansion theorem is very useful in expanding a binomial terms with…

Q: 4. Determine (16-912) dt c4

A: We will solve the problem.

Q: 7 items chosen 5 at a time

A:

Q: 6 2/5 + 1 3/10

A:

Q: 2.3 Q13

A: The objective of this question is to use the Squeeze Theorem to show that the limit as x approaches…

Q: 3. 8-18 2エ-3 %3D

A: Given, 814-x = 92x-3  We will find the value of x

Q: 8x + 6 c² + 9x - 361] S[x² 3x

A:

Q: 18 2h 6h

A: Find the value of h  For which two line segments are equal

Q: *1.5.11 Add. - 4+(-5) = 4 + (-5) =

A: Introduction: Integers are whole numbers (that is, numbers with no fractions) that include negative…

Q: +–3m+–9m+4+5+–10m

A: The expression is given as 1+–3m+–9m+4+5+–10m. Simplifying the given expression. 1+–3m+–9m+4+5+–10m…

Q: 9/12+3/24

A:

Q: Factor 10k + 1 into a product of primes for k = 1, 2, 3, 4, 5.

A: The main objective is to factor p(k)=10k+1 into product of primes for k=1,2,3,4,5.

Q: P (15. 1) P (11,7)

A:

Q: 7. How many terms are there in the multinomial expansion of (x₁ + x₂ + ... .+x)"? ******..

A: We want to find the number of terms in the multinomial expansion of x1 + x2 + ... + xrn

Q: Reduce the following to the lowest terms. Show how to calculate the greatest common divisor by the…

A: The given fraction number is,Here we can write,As we can see the number 4 can be canceled out.This…

Q: 19. Determine the binomial power that when expanded is x12 x⁹ + x6 x15 + x3 1 + Show your work. 2 16…

A:

Q: How many 4-permutations of the multiset {A®, B®,C5,D²} exist?

A: claim- how many 4-permutation of the multiset A∞ , B∞ , C5 , D2exist ? as we know  number of r…

Q: ne binomial:

A:

Q: fijnd the  prob that atleast  2  people share the  same  birth week in a room of 30 people

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…

Q: Foctors of 18

A: Factorization of the number is obtained by the writing the number as the product of prime numbers A…

Q: 5 7/12 + 1 3/4 + 4 1/2

A: Given that 5712+134+412Solution  :5712+134+412=57+39+24612

Q: . Expand the following by using the binomial formula. Simplify your answer. (Vi+ (express your final…

A: We have to expand (√x+√y)4

Q: 1/5 + 1/10 + 1/15

A: Sum of numbers

Q: 6 3/20 - 6 3/8

A:

Q: (1– 3csc(

A:

Q: 29 Using the combination formula expand (5+x)

A:

Q: 1*10+8*1=?

A: the given expression is: we have to find the value of the given expression.

Q: 17 8 15 Find show work please 2.

A: