Find the sum, if it exists. -20-30-45- www 135 2 tixx

Q: how many four digit numbers can be formed if all the digits are odd numbers and each digit can be…

A: Using the 10 digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9, here 4 digit numbers are formed in which all…

Q: 3 * {(300 - 80 ÷ 5) - [3 * 23 - (8 + 2 * 3)]}

A:

Q: "If a and b are positive integers, a divides b and b divides a, then a = b."

A: To Prove: '' If a and b are positive integers, a divides b and b divides a, then a = b''.

Q: 3 x 6 + 2 - 6 x 4 - (26 + 3) =

A: See this solution in below.

Q: How many second are there in a year

A: Solution: We know that, number of days in a year = 365 Number of hours in a day = 24 1 hour = 60…

Q: 555+7777+9999-6667=

A:

Q: How many zeros does 25! end with?

A: A number will have trailing zeros when 5 and at least one even number are factors of it.   Also, the…

Q: 15+11/27 as a mixed number in it's lowest term

A: Given- 15+1127 To find- The value of the above fractions as mixed fractions.

Q: 81/3  + 1001/2

A: Here we use (Am)n = Am×n

Q: Find the sum of 39+40+41+42+...+111+112

A: To find the sum of a series, we need to determine the number of terms in the series. Then we need to…

Q: Find the sum of first 24 terms of the list of numbers whose nth term is a, = 3 + 2n

A: Introduction :

Q: ( 9 +55 - 2²)÷(-2 + 5)

A: Simplify

Q: 45+17(62-512/32)(94-68)

A: Simplify the given expression of 45 + 17 ( 62 – 512 / 32) ( 94 – 68 ) by BODMAS principle.BODMAS is…

Q: At time t (in days), the size S of a population of butterflies is given by the formula S= 600…

A: 1. Growth rate after 10 days is calculated by differentiating the function with respect to t and…

Q: 15, 9,3, -3, how do you find the next term

A:

Q: 222 = 456=_

A:

Q: 195+499+389+149+1,179+393

A: To find - 195 + 499 + 389 + 149 + 1,179 + 393

Q: Perqorom the operation 17 possible -4 ft 2. 1. -3 -3 -4 -3 4.

A: Given that, 0-4-512-3·103-1-312-314-4 We have to solve this expression and find the answer.

Q: X = {x⍷U and x is a letter in MATHEMATICS

A:

Q: x2+x-2 x+2

A:

Q: Evaluate the sum f I (^. K?

A: For the given summation  ∑k=15(-1)k.k2

Q: Find GCD a-(18,45) b-(25,125)

A: Given  GCD(18,45)GCD(25,125)

Q: How many 5 digit even numbers can you form using all of the digits 1, 2, 3, 3, 5?

A:

Q: How many pairs of ordered numbers exist such that sum , product and quotient are the same?

A:

Q: The lines-32 +y= 8 and y = 1 – 2 are graphed below 5- -10 -5. 0. 5. 10 -5- -10 -3r+1=8 What is the…

A: From the given graph  Both lines( red and blue ) were intersect to each other at (-5,-7) and we know…

Q: How many days are there are there in 157 weeks

A: We know that in one week there are seven days.We have to find the number of days in 157 weeks.

Q: sum as a product of two numbers: 4+11+18+25+32+39

A:

Q: 1, 5, 11, 19, 29, … What is the nth term formula?  What is the number in 15th term? Use the nth…

A: Given:           Series 1,5,11,19,29,...      So,  0+0+12=1              1+1+12=1+22=5…

Q: 9-312-r)

A: Expand the problem

Q: 1 2/7 * (-2 2/3) / 1 3/7 + 1 1/3

A: We will reduce the fractions of possible and then perform the required addition, multiplication and…

Q: 9 - 9 / 9 + 9 - 9 / 9 = a

A: topic -algebraic operations

Q: - 7x – 4y = - 11 -8 -7 -6 -5 -4 -3 -2 -1, Į 2 3 4 5 6 7 8 -2 -3-

A: Plot the graph of -7x-4y=-11

Q: 4\14 in simplest form

A: