Simplify: 3(5 – 7) + V16 + 12 ÷ (-3).

Q: n²+3nt5

A: Given series is  ∑n=0∞n2-n+1n2+3n+5 where an=n2-n+1n2+3n+5

Q: 2/7,545

A:

Q: -2 -3 3= 11

A:

Q: What is y×5÷10?

A: y/2

Q: What is the order of operation of (2x+9)/2 when x-6 and why

A:

Q: |-2r-1|=11

A:

Q: why it is 7rad over 4??

A: why it is 7rad over 4??

Q: -8r - 5 --3(7r + 6)

A: Solved below

Q: what is (-4r)2   simplified

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

Q: 8. y = 2xy

A:

Q: Why does 27 minus negative 8 = 35 and not 19? Why isn't the -8 subtracted from 27?

A: Explanation:The numbers are 27 and ­-8.The number 27 is larger compare to ‑8. So that the…

Q: implicit

A:

Q: What is the order of operation evaluate (2x+9x)/2 when x=6 and why

A:

Q: -7=2r+1

A: Given,     -7 = 2r + 1         ⇒  2r = -7 -1         ⇒   2r = -8        ⇒     r =  -82

Q: what is -6k + 7k

A: GIVEN  -6 k +7 k

Q: Why is (-3x2) (2x-5) not simplified? What must be done to simplify the expression?

A: Given: -3x22x-5 we know that for finding this product we use given below property axmbxn=abxm+n

Q: 4V2 9,

A: Here, We have given the right angle triangle and two sides of it are given and we have to find the…

Q: Evaluate 3t-4(2 + 4t-3)-7dt

A:

Q: В ngle at the right was 10. 6x ing 10 for x. (3x - 4)° (9x + 5)° C.

A: We have to find value of x

Q: (प उ- पिनेडगम = (४) ें

A:

Q: What is the GCF of the expression 21xy + 7xz - 11xyz?

A: We need to take out the common factors from the polynomial

Q: The equivalent of - (P^-9) is:

A: The given statement is ¬p∧¬q ¬p∧¬q≡¬p∨¬¬q≡¬p∨q Therefore ¬p∧¬q≡¬p∨q

Q: Evaluate -x+y2÷9 when x = 3 and y = -6.

A:

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

A: Write the expression only

Q: Let y= 5x^3. If x is multipled by 4 how is y affected?

A:

Q: 7 by Ay"-

A:

Q: Explain the difference between 1. ̅ 3 and 1.3.

A: The given number is, 1.3 When a bar is put above a digit then it represents the recurring of the…

Q: what is the product of 9/11 and it's reciprocal

A: The given fraction is 9/11.The reciprocal of the number is 1 / (9/11).That is, 11/9.

Q: 本Y 107 8- 4 2-

A: From the graph given , fx is increasing at the interval 1.5,2∪2,∞. f'x is positive at the interval…

Q: Evaluate:    [(-b - √b2 - √4ac/2a)] for a = 2, b = 9, and c = -5.

A: We plug the given values

Q: 4r+7s-6r-4s

A: To find the value of 4r+7s-6r-4s

Q: Y^2+13y=-42

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: -2/=1) dz 7. Evaluate

A:

Q: y 4 -9 -8 -7 -6 -5 -4 -3 -2 -17 -2 -3 to

A:

Q: why is the one on the left? and why does it go after 2 instead of 3?

A:

Q: Why is "B" 2?

A:

Q: |y = xx² – 4)

A: This is a problem of area calculation by region given. Based on the general formula and concepts we…

Q: Find (7+2)² using identify.

A: Known identity: a+b2=a2+2ab+b2.

Q: hy?

A: The expression given as, 2∈2. In the set-roaster notation, all the elements of a set exist between…

Q: V9 – 4a2 -dæ Evaluate:

A: We can find the answer as below

Q: How do you find Z.025?

A: It is given that Z0.025.

Q: Subtract (10t2 + 13t – 19) from (t² – 8) - -

A: We have to find subtract of two polynomials.

Q: Why is (-3x2)(2x-5) not simplified? What must be done to simplify the expression?

A:

Q: What is the value of the expression-3x*y+4x when x =-4 and y 2?

A: The given expression is -3x2y+4x.

Q: Simplify: (8 – V2)²

A: (8-2)2 using identity (a-b)2=a2+b2-2aba=8 , b=2

Q: y у%3D 4 — х?, (-1,3)

A:

Q: What would -w+7=284 be?

A: Given  -w + 7 = 284 We have to find w

Q: waht is 6 x 2

A: topic - multiplication